He was supposedly an expert with explosives.
If that is the case, that truck could have exploded in flames after he was 100 miles away.
Think about it.
He dropped his wallet in one place, his badge in another and his truck burned in another.
Can you imagine a street smart cop making so many mistakes?
They were not mistakes nor accidents.
Certainly we will not know until it is all over, but there is a really good chance that he is miles from there and stalking one of his targets.