Pictured: (l-r) Shane McRae as Eric Whaley, Eamonn Walker as Battalion Chief Wallace Boden, Taylor Kinney as Kelly Severide, Jesse Spencer as Matthew Casey Photo

From: Photo Flash: CHICAGO FIRE's 'Viral'

On CHICAGO FIRE's upcoming episode, titled 'Viral,' the anguish that haunts Cruz (Joe Minoso) over his previous actions boils over, as he puts himself and his fellow firefighters in jeopardy.