Duhaime’s line with center Nic Dowd and Andrew Mangiapane on the right wing is listed on the Washington Capitals’ lineup card in the fourth spot, but they don’t consider it the fourth line.

One winger who found himself on the block was forward Andrew Mangiapane. The Flames selected Mangiapane in the sixth round of the 2015 NHL Draft and he played in 417 career games with the team.

Mangiapane continues his hot streak that began in mid-December, having managed three goals and six points in his last nine games. The 28-year-old will need a more offensive role in the back half ...