Obama, McCain win in state as ice extends voting

BALTIMORE - Democrat Barack Obama kept his winning streak going Tuesday by capturing the Maryland presidential primary, and Republican John McCain added to his gigantic lead for his party's nomination.

Obama had nearly 60 percent of the vote in Maryland, where polls were kept open an extra 90 minutes statewide to give voters more time to get through traffic gridlock caused by icy weather.

Tom Schaller, a political science professor at the University of Maryland, Baltimore County, said Maryland was well-suited for Obama to thrive, particularly because of the state's significant black population. Schaller also said...