PORTLAND, Ore. (KOIN) – Jeremy Joseph Christian yelled at court staff during his jail booking, newly filed court documents show. When Christian was booked into the Multnomah County Detention Center, he was placed in an isolation cell, according to jail records. The same records show that Christian told court staff that he is transient and doesn’t know the last time he had a permanent address. Christian is accused of slashing the throats of three men on board a MAX train as it approached the Hollywood Transit Center on Friday in Northeast Portland. The three men, according to police, were defending...