News roundup: RadioShack plans to close up to 1,100 U.S. stores … La. bicycle crash deaths totaled 24 in 2012 … BP must live with spill settlement terms, court rules

Picking up some static: RadioShack says it plans to close up to 1,100 of its underperforming stores in the U.S. after reporting a wider loss for its fourth quarter as customer traffic slowed during th…