Martin Ceaser brandished a handgun while driving in Cedar Rapids after earlier threatening an acquaintance.

Martin Ceaser was arrested on Friday night. Police say he brandished a handgun while driving in Cedar Rapids after earlier threatening an acquaintance.Police say they attempted to pull Ceaser over but he did not stop, instead bumping the driver's side of the police car with his car's front bumper. According to police, he then stopped his car and ran from officers who caught him a few blocks later.Police found a handgun in the front of Ceaser's car.He is charged with two counts of assault or display of a dangerous weapon, driving while barred, interference with official acts, and failure to yield to an emergency vehicle