It’s hard to know where to begin. The death of a main character will always cut deep, and 9-1-1 Season 8 Episode 15, titled “Lab Rats,” made sure to twist the knife as they gut us. The companion to ...

After seven days of cross-platform viewing, the show’s April 17 “Lab Rats” episode, delivered 8.45 million viewers and a 1.74 rating among adults 18-49, based on Nielsen and internal streaming data.