Police arrested Monzir Hassan, 18, of Reston for the robbery on Oct. 3 at around 5:53 p.m., according to the Fairfax County Police Department.
Authorities believe Hassan punched the victim in the face when the victim gave him money for the phone. Hassan was arrested after he attempted to escape in a black sedan, police said.
FCPD did not disclose how much cash was stolen.
In a separate incident, a home burglary was reported on Oct. 5 on the 2400 block of Old Farmhouse Road. Police believe someone broke into the home that evening and stole personal property.
FCPD’s Reston District Station also reported the following minor incidents in recent days:
1500 block of Autumn Ridge Circle, license plates from vehicle
Carpers Farm Way/Colvin Run Road, batteries from location
11800 block Freedom Drive, camera from location
1700 block of Ivy Oak Square, book bag from car
1800 block of Sycamore Valley Drive, change from car
13300 block of Feldman Place, tools from location
11400 block of Commerce Park Drive, purses from location
2300 block of Fox Fire Court, identification from location
11900 block of Market Street, merchandise from business
1900 block of Reston Metro Plaza, wallet from location
10700 block of Midsummer Drive, 2007 Honda Accord
Photo via FCPD