If the obozo goes an another vacay for no apparent reason (birthday, anniversary, summer .. whatever) ... I'd be highly suspicious
I saw a film clip (didn't save it) about sophisticated crush dummies with heat emitting sensors in RC cars loaded for suicide murders ....
The dummies prolong the reaction time for retaliation by the target long enough to get closer and do more damage
These aren't 7th century camel humpers
A friend of mine is in the Air Force.
One scenario they are looking at is people are forced to evacuate a heavily populated area then they will touch off car bombs in the backed up traffic creating a chain reaction of exploding cars.