NCIS: Seek

SYNOPSIS

US Marine sergeant Teddy Lemere is killed by a sniper in Afghanistan just after his sniffer dog helps guide a young child out of a minefield. Back in the US, his widow Ruby tells Gibbs and the team that she had recently received a message from her husband saying he might have upset a few people. Abby retrieves a tiny shard of the sniper's bullet from Ted's helmet and finds that it was made in America.