[r9etb]

There was no sign of a bomb in the house and agents do not know what Olsen intended to do with the chemical, Brown said.

I'm thinking he had problems with his neighbors' pets. Or, more likely, marital troubles that necessitated an untraceable cause of death.

[BJClinton]

I'm thinking he had problems with his neighbors' pets.

Bingo. Has anyone checked if his neighbors' dog is a "barker".