PORTLAND, Ore. (AP) -- Portland Police defended the use of rubber bullets during the demonstration against President Bush's visit Thursday, saying officers fired them at specific people committing crimes in compliance with police policy to protect officers in danger. Yet one type of munition is designed to hit the ground, bounce and strike several people to move a crowd -- an apparent contradiction to the bureau's own recommendation on less-lethal force after the May Day 2000 riots. "No less-lethal use of force is used to disperse crowds or is deployed at a crowd," the recommendation states. Portland Police Chief Mark...