Around 2 pm on Monday 50 year old Marvin Beck of Hillsboro allegedly attempted to rob the fireworks stand located at 104 E Fairground in Hillsboro. As of right now Beck remains at large. According to Hillsboro Police Chief Gary Satterlee Beck, a registered sex offender, should be considered armed and dangerous. Anyone with information as to the whereabouts of Marvin Beck is asked to call the Hillsboro Police or 911