Bucs’ RB Martin suspended 4 gamesTAMPA, Fla. — Tampa Bay running back Doug Martin has been suspended four games for violating the NFL’s policy on performance enhancing substances and said he’s entering a treatment facility rather than appeal the ban.The two-time Pro Bowl selection, slowed by a hamstring injury this season after rushing for 1,402 yards in 2015, will miss Sunday’s regular-season finale against Carolina.He also sat out last week’s 31-24 loss at New Orleans after being declared inactive against the Saints, though that game won’t count against the penalty.

Blackhawks extend Panarin contractArtemi Panarin and the Chicago Blackhawks agreed to terms Wednesday on a $12 million, two-year contract extension.The reigning Calder Trophy winner will count $6 million against the salary cap in the 2017-18 and 2018-19 seasons. Agent Tom Lynn confirmed the deal in an e-mail to The Associated Press.Panarin has 114 points in his first 117 NHL games. The 25-year-old Russian winger had 30 goals and 47 assists as a rookie last season, and has 15 goals and 22 assists in 37 games this season.

Hockey fan falls from arena balconySUNRISE, Fla. — A fan was conscious and taken to a hospital after falling from a balcony during a Florida Panthers game at BB&T Arena.Lt. Gus Fernandez of the Sunrise Fire-Rescue Department says the fan was transported to Broward General Medical Center.Panthers director of digital media Adelyn Biedenbach says the team will investigate the incident and that “the entire Panthers organization wishes the man a full recovery.”Florida lost to the Toronto Maple Leafs 3-2.