The Falcons have signed former Jaguars safety Dwight Lowery, the club said Tuesday. A former cornerback, the 28-year-old Lowery could vie for a starting role in the Atlanta secondary, which had lacked an experienced safety to pair with William Moore. The Falcons released starting safety Thomas DeCoud in March. Lowery (5-11, 212) started the first…from ProFootballTalk » Rumor Mill IFTTT