NHL playoffs 2018: Nicklas Backstrom leaves Game 5 with upper-body injury Unknown 00:57 The Capitals won Game 5 over the Penguins 6-3 Saturday, but they may have lost one of their best players in the process. Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsMATCHDAY: Barcelona needs win to keep pressure on MadridDespite concern about positive tests, MLS is Back tournament kicks off WednesdayOverage scandal hits junior athleticsShohei Ohtani back on Big A mound in Angels' intrasquad gameChelsea close in on Champions League spot with 3-2 win at PalaceJuventus let 2-goal lead slip in 4-2 loss against AC Milan