MOORE, Okla. - A band of thunderstorms battered the Oklahoma City area Thursday, slowing cleanup operations in the suburb where a tornado killed 24 people and destroyed thousands of homes this week.

Early estimates indicate the tornado caused more than $2 billion of damage in Moore.

Two elementary schools were hit - one was leveled - by Monday's tornado.

DURHAM, N.C. - Duke coach Mike Krzyzewski is back as the U.S. men's national team coach and ready for another run at Olympic gold.

During a news conference at Duke on Thursday, Krzyzewski called it the "ultimate honor" to represent his country.

Krzyzewski, 66, took over as coach as USA Basketball began its national-team program in 2005.