Top trade candidates ahead of Deadline include Saros, Hanifin, Guentzel | NHL.comPredators goalie, Flames defenseman, Penguins forward among those potentially available before 3 p.m. ET on March 8 Connor Bedard Watch: Forward has points in 3 straight after returning from injury | NHL.comBlackhawks rookie faces off against MacKinnon, Avalanche Rookie Watch: Ersson, Kochetkov among best 1st-year…