[Travis McGee]

Exactly. With his head down on the bag, he may have been using both hands to try to disengage some type of dead-man switch. Either his watchers could have detonated it, to prevent him from squeeling, or he detonated it himself accidentally while trying to disengage the switch.

[OKSooner]

How does the deal with the kitchen matches fit into this part of the scenario? There have been account of him carrying hundreds of kitchen matches, and speculation that they might have been some sort of means of spreading disease.

There are posts that say the kitchen matches wound up on the ground near the park bench.

Remote Kaboom?