When will Nathan Horton play? » Nathan Horton

Nathan Horton has practiced, but not played in the preseason. (AP)

Nathan Horton has practiced, but not played in the preseason. (AP)

Boston Bruins’ Nathan Horton, who suffered a concussion in Game 3 of the Stanley Cup finals against the Vancouver Canucks, waves his cap during a rally in celebration of their NHL hockey Stanley Cup playoff victory in Boston, Saturday, June 18, 2011. (AP Photo/Charles Krupa)