As Chicago Fire enters a new season, significant changes are on the horizon as the series welcomes a new chief at Firehouse 51. With Eamonn Walker’s beloved character, Chief Wallace Boden, stepping down after 12 seasons,

When I spoke with Andrea Newman ahead of Season 13, Dermot Mulroney's casting had been announced but there was still no saying how the firefighters who had worked with Boden for so long would react to him.

We’re going to have to side with Severide ( Taylor Kinney) and Kidd ( Miranda Rae Mayo) when it comes to Chicago Fire ‘s new chief, Dom Pascal ( Dermot Mulroney ): There’s something “off” about him, and it’s not just that he’s not Boden ( Eamonn Walker, who exited last season) or his chosen replacement Herrmann ( David Eigenberg ).