More than 40,000 illegal alien criminals from 79 different countries are housed in federal prisons – costing taxpayers millions every year.
The International Prison Transfer program should help to alleviate the problem as it permits willing criminals to transfer back to their country’s prison system. That could be at least a partial solution, but the problem is that many countries simply refused to accept the transfers – and there are no enforcement measures within the treaty.
See Page 2:

Air drop them into the Mexican jungle
why do we care. send them across the border
Drop em from a plane ,parachute optional!
Well throw them the hell out of the country and don’t worry about it let him live in the desert for All We Care
Push them half way down the bridge bet Laredo and Nuevo Laredo, they can’t return without an approved visa… If caught back in the USA, hang them.
Kust dump there$#%&!@*on the otherside, they seem to find their way around here pretty well, I am sure they can make it back tow where they came from on their own.
Air drop them south of the boarder.
im thinking just send them accross the border, and let them go
Air drop them off their southern coast without floats.
Make it where they can’t send money to Mexico till they take them back