Possibly signalling that they don't expect to retain unrestricted free agent placekicker Lawrence Tynes the New York Giants Wednesday announced the signing of free-agent kicker David Buehler, formerly of the Dallas Cowboys. Buehler, 26, was with the Dallas Cowboys from 2009-2011. He handled kickoff duties throughout the first two of those seasons and in four games in 2011. In three years, Buehler had 60 touchbacks on 175 kickoffs, a 34.3 percentage. He led the NFL with 29 touchbacks (on 76 kickoffs) as a rookie in 2009. In 2010, Buehler was also the Cowboys' field goal kicker. He made 24-of-32 attempts (75 percent) with a long field goal of 53 yards. Buehler also succeeded on 42-of-44 extra-point attempts.