Instant analysis of the Capitals’ 5-4 overtime win over the Buffalo Sabres Tuesday night at First Niagara Arena: How it happened: Mike Green’s goal 1 minute into overtime gave the Capitals their second straight win. Three times the Capitals grabbed leads and all three times the Sabres fought back to tie. Alex Ovechkin scored twice in a span of 53 seconds in the first period, but Christian Ehrhoff and Cody Hodgson answered back to knot the score at 2-2. Mike Green scored on a wraparound midway through the second period, only to see Phillip Varone answer 62 seconds later with his first NHL goal to tie. And when Troy Brouwer gave the Caps a 4-3 lead with 3:03 left in the second period, the Sabres again returned fire when Hodgson tied it up on a delayed penalty 6:48 into the third period following as Jason Chimera giveaway. What it means: The Caps have won two games in a row for the first time since Dec. 9 and 10. They moved to 24-21-8 and 56 points, one behind the wild card holding Carolina Hurricanes and two behind the third-place Flyers in the Metropolitan Division.