Islanders blow three-goal lead in stunning loss to Capitals

WASHINGTON — Zdeno Chara scored for the first time with his new team to cap a five-goal second period, and the Washington Capitals came back to stun the Islanders with a 6-3 victory Thursday night. The Islanders led 3-0 before Washington scored four goals in 5:09. Conor Sheary scored his first two with the Capitals,…