1. If an offi cer reasonably suspects that an object he feels in a suspect’s pocket during a valid frisk is cocaine, may he reach into the pocket and seize it? 2. May police set up a valid roadblock...

1. If an offi cer reasonably suspects that an object he feels in a suspect’s pocket during a valid frisk is cocaine, may he reach into the pocket and seize it?

2. May police set up a valid roadblock to check for illegal drugs? To fi nd persons without valid documentation to be in the country? To locate eyewitnesses to any crime?