Dude

The makeshift cannon was made of plastic pipe and powered by compressed air sourced from an old car engine, police in the border city of Mexicali said. The device was able to fire cylinders packed with up to 30-pounds of pot.

The cannon was discovered Tuesday after U.S. officers told Mexican police that they had been confiscating a large number of drug packages that appeared to have been fired over the border, the Associated Press said.