And 2 + 2 = 5 or Parts of This Story Don't Add Up

After the shooting, investigators spread passengers' bags on the tarmac and let dogs sniff them for explosives, and bomb squad members blew up at least two bags.

No bomb was found, said James E. Bauer, agent in charge of the Federal Air Marshals field office in Miami.

So they just blew up two bags for kicks?! James-y, you've got 'splainin' to do!