Mondays

For the next six weeks, Mondays are joining Wednesdays as "simulcast-only" days on the weekly horse-betting menu at all Maryland wagering outlets.Mondays formerly were darks days, but the change is being made so that Maryland fans can wager on Monday cards at the popular Saratoga, N.Y., and Del Mar, Calif., summer meets as well as on Monday cards from Philadelphia Park and Arlington International Racecourse.

The Chapelgate Christian Academy baseball team scored four runs in the top of the ninth inning to beat St. John's-Catholic Prep, 7-4, on Thursday in the Maryland Interscholastic Athletic Association C Conference playoffs at Calvert Hall. The two teams will meet in a winner-take-all game 5 p.m. Monday at McDonogh. Wednesday' softball No. 13 C. Milton Wright 10, Patapsco 0: Winning pitcher Kyralee Comeaux threw a one-hit shutout for the host Mustangs (19-3) in a Class 3A North regional semifinal.

Senior hoops Hoopsters are welcome at 9 a.m. Mondays, Wednesdays and Fridays at the Glenwood Senior Center.

Activity Pals For single seniors. Get together with others to attend events, shop, go sightseeing, dine out and more. 301-596-6385. The Bain Center 5470 Ruth Keeton Way, Columbia. 410-313-7213. •Acting Up! Thursdays, 10:30 a.m. A theater club. Call center to confirm attendance. Free. •AcuDetox. Thursdays, 10 a.m. $20. •Aging: Facts and Fictions. May 30, 6 p.m. Registration required. Free. •American Indian Experience. Second Mondays, 1 p.m. •Another Way to See It Laughter Club.

Scrabble Challenge your brain by playing Scrabble at the Arnold Senior Activity Center, 12:45 p.m. to 3 p.m. Mondays. New participants are welcome. 410-222-1922.

Bluegrass music Savage Bluegrass plays at 7 p.m. Tuesday, May 7, at Sam and Elsie's Bar and Restaurant in Laurel. No cover charge. Information: 301-317-7796. Saturday night movies Monthly movie screenings designed for family viewing will be shown at 6 p.m. at the North Laurel Community Center, 9411 Whiskey Bottom Road. Each ticket includes popcorn and a drink. Registration is open for the spring and summer movie lineup. Tickets are $4 per person; $2 for center members; free for children 4 and younger, but they must be registered.

Fire fundraiser The Lisbon Volunteer Fire Department will hold a mulch sale from 8 a.m. to 5 p.m. Sunday and Tuesday, May 5 and 7, on a first-come, first-served basis, at the new building property at Woodbine Road and Route 144. The cost is $18 per yard. Proceeds benefit the department's new building fund. Information: 410-489-4646. Flea market and book sale Shepherd of the Glen Lutheran Church holds its sixth annual flea market and book sale beginning at 8 a.m. Saturday, May 11, at 14551 Burntwoods Road in Glenwood.

A cold front that brought rain and storms Saturday has ushered in high pressure and cooler weather, with sunny skies and highs in the lower 60s forecast Monday in the Baltimore area. Overnight lows were forecast in the lower 40s in the city and the upper 30s in the suburbs, according to the National Weather Service. Temperatures were expected to rise to around 60 degrees by midday, though temperatures could remain below that threshhold in areas to the north and west of Baltimore.

We're making a few tweaks to the Baltimore Sun Food Truck Finder. Here's where your Baltimore food trucks are today: The Gypsy Queen will be at President and Pratt streets. Philly Mignon will be at Commerce and Pratt streets. Kooper's Chowhound will be at Monument and Wolfe streets. Woody's Taco will be at 2610 Boston St. in Canton, near the Safeway. GrrChe will be at Charles and Baltimore streets. Kommie Pig will be at Wyman Park near the Johns Hopkins University Homewood campus.

The City Council is poised to vote Monday on a bill that would require businesses receiving large city contracts or major financial support to hire 51 percent of new workers from Baltimore - or face sanctions. "We have the highest unemployment rate in the state," said City Council President Bernard C. "Jack" Young, the bill's lead sponsor. "If a business wants to take our money, at least hire us. As they begin to enrich themselves, enrich the citizens as well. " But the city's law department is challenging the legislation - calling it unconstitutional - and some businesses are objecting to what they believe is a burdensome requirement.

Kentucky Derby winner Orb continues training toward Preakness from the track at Belmont Park. He galloped a mile and a quarter Friday morning for trainer Shug McGaughey, who was happy with what he saw. Orb should arrive in Baltimore by Monday afternoon. The Malibu Moon colt can become the 13thhorse to win both the Derby and Preakness since Affirmed completed the Triple Crown in 1978. Co-owned by Baltimore County resident Stuart Janney III, Orb won the Derby by two-and-a-half lengths, and appears likely to be a heavy favorite in the 138th Preakness.

Clouds bringing a slim chance of some light rain are forecast Monday in the Baltimore area, with highs in the upper 60s, according to the National Weather Service. Lows were expected in the lower 50s early Monday morning. Patchy fog is possible in the morning hours. A 20-30 percent chance of rain is expected throughout the day. Only a few hundredths of an inch, at most, are expected. If more rain develops and clouds thicken, temperatures could be kept chillier than expected across the region, however, weather service forecasters noted.

A one-vehicle collision in Anne Arundel County on the Baltimore Washington Parkway South at MD 32 has closed one of two southbound traffic lanes and one of two southbound shoulders at 7:53 a.m., according to the state Department of Transportation. The Baltimore City Department of Transportation said that new traffic patterns will be implemented along a portion of Charles Street on Monday as the city undergoes the Phase I Detour of its Charles Street Reconstruction Project. The transportation authority said that northbound Charles Street from 28th Street to University Parkway will be open only for local traffic and emergency vehicles.

Technical difficulties, as they euphemistically say in broadcasting, left some NPR affiliates like Baltimore's WYPR scrambling Monday morning. WYPR confirmed that it had problems with the National Public Radio feed Monday. WTMD General Manager Steve Yasko said he believed there had been problems at his station as well, but he did not have the specifics because his morning team was gone for the day when The Sun called. The trouble started at 6 a.m., according to WYPR's Nathan Sterner, who is on-air from Baltimore weekdays during NPR's "Morning Edition.

Fire fundraiser The Lisbon Volunteer Fire Department will hold a mulch sale from 8 a.m. to 5 p.m. Sunday and Tuesday, May 5 and 7, on a first-come, first-served basis, at the new building property at Woodbine Road and Route 144. The cost is $18 per yard. Proceeds benefit the department's new building fund. Information: 410-489-4646. Flea market and book sale Shepherd of the Glen Lutheran Church holds its sixth annual flea market and book sale beginning at 8 a.m. Saturday, May 11, at 14551 Burntwoods Road in Glenwood.