WASHINGTON (AP)—Investigators are looking more closely at a stretch of track near the site of a deadly commuter train crash after finding abnormalities Wednesday in equipment that senses trains and transmits speed commands.

WASHINGTON Early one cold November morning, actress Annie Wersching leads Kiefer Sutherland to an armored SUV with dark windows parked outside the U.S. Department of Agriculture building. After director Brad Turner yells “cut,“ onlookers snap photos of the star. Sutherland spots a participant in a charity run for Lupus on the Washington Mall and comments, “Why is that guy wearing shorts? It’s cold.“