Can be read in two ways; hitchhikers may be escaping from inmates (presumably from a nearby prison/jail) or hitchhikers may be inmates who have managed to escape from their incarceration..
Uh.. you go figure....
... and I thought safaris are never dull..
Gee.. reminds me of the time when I had to 'hold it in' in Mina during the hajj 2 years ago, where a cubicle shared 50 or more..
no smoking, no food, no drink and no gorillas please.. the last gorilla left here is still living off us..