Stolen vacuum cleaner & took the money & run

Level 1
I had all positive experience from offerup untill yesterday, agree with the seller of duson vacuum cleaner to porch drop off the vacuum & take the money, he took the money & run with his car & never replied back text, i am surprised that offerup team didn’t even delet his profile, i sent him frim other account & he was still active , trying to scam the next person , any idea whatto do