NEW : Criminal complaint says suspect was found with three devices with exposed fuses . NEW : Miftakhov said he was going to set off devices in a field , document says . Vladislav Miftakhov , a 19-year-old Chinese citizen , was arrested February 5 . The Altoona campus has about 3,645 full-time students , according to the school 's website . Officers originally went to his residence to check for marijuana plants .
NEW : Criminal complaint says suspect was found with three devices with exposed fuses . NEW : Miftakhov said he was going to set off devices in a field , document says . Vladislav Miftakhov , a 19-year-old Chinese citizen , was arrested February 5 . Officers originally went to his residence to check for marijuana plants .