Tampa, Fla.
Tampa Bay eliminated the Islanders in five games, winning four straight after dropping the opener of the second-round series.
Hedman scored an unassisted goal from the slot at 13:49 of the first period, then beat Islanders goaltender Thomas Greiss again on a second-period power play that gave Tampa Bay a three-goal lead.
Nikita Kucherov and Brian Boyle also scored for the Lightning, who will face either the Pittsburgh Penguins or Washington Capitals in the East final. The Penguins lead the Capitals 3-2 and Game 6 is Tuesday night in Pittsburgh.
Ottawa
The 44-year-old Boucher becomes the 12th head coach in Senators franchise history, replacing Dave Cameron who was fired on April 12. Boucher has spent parts of the past three seasons as the head coach of SC Bern of the National League A in Switzerland, posting a 44-29-5 record.
Oklahoma City
Durant scored 29 points on 10-for-13 shooting in the second half.
Russell Westbrook finished with 14 points and 15 assists, Dion Waiters added 17 points and Steven Adams had 16 points and 11 rebounds for the Thunder.
The Thunder shot 50.6 percent overall and 57 percent in the second half to avoid going back to San Antonio down 3-1 for Game 5 on Tuesday night.
Tony Parker led San Antonio with 22 points, Kawhi Leonard had 21, and LaMarcus Aldridge 20.
