Police in northern California have no motive for a deadly shooting spree Monday on the campus of a small Christian university, where seven people were killed and at least three more wounded. In other headlines, voters in two states and the District of Columbia cast their ballots today for the presidential primary; the United States is offering $10 million for the capture of Pakistani militant leader Hafiz Saeed; more than 3,100 illegal immigrants have been arrested in the country's largest-ever operation to crack down on illegal immigration; and the Kentucky Wildcasts are NCAA Division I champions after a 67-59 win.