General Growth Properties is giving consumers more time to shop for the holidays this week by extending hours at four of its malls - Towson Town Center, White Marsh Mall, Owings Mills Mall and The Mall in Columbia. The malls will be open 9 a.m. to midnight today and 8 a.m. to midnight Wednesday. The mall owner is extending hours to make up for lost shopping time during Saturday's snowstorm when the malls closed early. Toys 'R' Us will be open from 6 a.m. to 1 a.m. today and Wednesday. It will be open from 6 a.m. to 9 p.m. on Christmas Eve.