Game seven between the Bruins and Panthers has started with tensions running high, and a referee found himself in the middle of the action. The most talked-about incident of the opening frame occurred when referee Steve Kozari's hot mic captured his 'threatening' words for defenseman Brandon Carlo. As Carlo was heading to the penalty box for an off-setting roughing minor with Sam Bennett, he seemed to have some choice words for the official. Kozari's response was caught on the hot mic and has become a viral moment. Don't f***ing test me. <div align='center' class='pl20 pr20'><blockquote class='twitter-tweet' data-lang='en'><a href='https://twitter.com/spittinchiclets/status/1652811622010765315?ref_src=twsrc%5Etfw%7Ctwcamp%5Etweetembed%7Ctwterm%5E1652811622010765315%7Ctwgr%5Ea85596a436a428e2b74751ab99a999fb24fd5d9d%7Ctwcon%5Es1_c10&ref_url=https%3A%2F%2Fwww.bruinsinsider.com%2FHot-Mic-Catches-Heated-Exchange-Between-Ref-and-Brandon-Carlo-232171'> </a></blockquote></div> As Read on BruinsInsider - <a href='https://www.bruinsinsider.com/nhl-team/boston-bruins/hot-mic-catches-heated-exchange-between-ref-and-brandon-carlo' class='lien_marqueur' target='_blank' rel='noopener'>Hot Mic Catches Heated Exchange Between Ref and Brandon Carlo</a>