Part of Izzy is relieved for the potential girlfriends' sakes to hear that Karl apparently didn't have one, though she does suspect that maybe he's been spending a bit of time on the incel websites. For now, she asks the sergeant to put an action on HOLMES for a uniform to look into any local events or gatherings that took place on the dates marked on the calendar, with an emphasis on anything relating to cars or to the leisure centre.
At the call from Skipper, she dashes into the kitchen to see what he's pointing at. Izzy wastes no time in extracting a standard issue set of latex gloves from her shoulder bag, for evidence handling without getting fingerprints all over the merchandise, and after putting them on, pulls out the bottle of strange glowing stuff from the cupboard.
"I don't think I'll be using
this in the dishwasher any time soon... Sarge, can we get a sample of whatever's in here to pass to Forensics? I've got a suspicion that this might be the same as whatever was in the spray bottle from the incident scene."