The Vikings have signed WR/KR Glenn Holt to a 1-year deal.  Holt played in 15 games for the Bengals last season and he caught 3 passes for 26 yards (8.7 avg) with 1 TD grab.  He also returned 46 kickoffs for 1,110 yards (24.1 avg) last season for the Bengals.  The Vikings essentially signed Holt to help out with the special teams as he never has put up numbers as a WR.  Holt has now played in 42 games in his NFL career and he has caught 20 passes for 172 yards (8.6 avg) with 2 TD grabs.  He has also returned 122 kickoffs for 2,961 yards (24.3 avg) with 1 TD return in his career.