The puns are plentiful as police departments around the country buy their own ice-cream trucks and roll into neighbourhoods to hand out frozen treats for free.

“Copsicle Patrol” is written on the one in Danbury, Connecticut.

“Freeze! You have the right to remain frozen,” says another in Pittsfield, Massachusetts. “Let’s Chill Together,” Cleveland’s proclaims. “Frosty Five-O. Get the inside scoop” declares one in Palm Bay, Florida. “To Protect and Soft Serve,” says yet another in Toldedo, Ohio.