VIDEO: Penguins play 'O Canada' prior to game vs. Flyers in tribute to Ottawa

As an act of solidarity due to the shootings earlier in the day in Ottawa, the Pittsburgh Penguins chose to honor Cpl. Nathan Cirillo, the citizens of Ottawa and the rest of Canada by playing the Canadian national anthem prior to Wednesday's game due against the Philadelphia Flyers.

Anthem singer Jeff Jimerson sang the anthem while the lyrics were displayed to allow the crowd to sing along.

Many of those in attendance took part in the gesture of support to those affected by the tragic shootings: