Metro police have charged a 48-year-old man and his girlfriend for their involvement in three Easter Sunday robberies. According to police, Russell Frohmuth's robbery spree began just after 10 a.m. Sunday when he demanded money from a man at knife point at a Bank of America ATM located on Gallatin Pike. On Sunday night, Frohmuth is said to have approached a man with a box cutter in Home Depot's parking lot on Joyce Lane. A short time later, around 8:30 p.m., Frohmuth approached a third victim outside the Community Market on Trinity Lane. In the final incident, the woman reported Frohmuth initially asked her for money before threatening her with a box cutter. Police said in each of the incidents, Frohmuth fled the scene in a tan minivan. The van was allegedly driven by his 23-year-old girlfriend Ashley Wells in at least one of the incidents.Once in custody, Frohumth admitted his involvement in all three hold-ups. He is charged with two counts of aggravated robbery and one count of attempted aggravated robbery and is being held in lieu of a $130,000 bond. Wells is charged with aggravated robbery for her alleged participation as the getaway driver in the Home Depot parking lot robbery. She is being held in lieu of a $75,000 bond.Police have since recovered the items taken during the robberies.