The Colorado Avalanche traded center Ryan O'Reilly and left wing Jamie McGinn to the Buffalo Sabres in exchange for defenseman Nikita Zadorov, forwards Mikhail Grigorenko and JT Compher and a second-round pick in the NHL draft. O'Reilly, 24, had 17 goals and 38 assists last season and 28 goals and 36 assists the year before. More...