Charts 2 goals, 2 assists as Pittsburgh wins for 4th time in 5 games.
Early lead vanishes for Columbus.
Okposo has goal, assist for Sabres, who snap 5-game losing streak.
Bobrovsky charts 42 saves.
Columbus back home Sunday against Florida.
Jimmy Howard made 37 saves for Detroit.
Howard stops all 3 Rangers in shootout, records 37 saves.
Ottawa scores twice in third period to stop 4-game slide.
Pittsburgh, Columbus have gone to OT in 4 of last 5 regular season meetings.
New Jersey runs season-high win streak to 5 games.