A Good Samaritan attempting to help a woman who was being robbed was viciously attacked over the weekend in downtown Nashville.
Police told Nashville's News 2 two men tried to grab a woman's purse in the 300 block of Lower Broadway early Saturday morning.
When a few helpful citizens tried to stop the thieves, one was hit over the head with a lead pipe.
Officers quickly tracked down the suspects, 37-year-old James Campbell and 18-year-old D'Marcus Williamson.
Police also retrieved four bags of marijuana and a semi-automatic pistol.
Both men are in jail.
Police said Campbell, who is homeless and a registered ex-con for felony drug convictions, is charged with two counts of aggravated assault, theft, evading arrest, marijuana possession and felon in possession of a weapon.
A parole violation warrant had also been issued against him in October for a criminal violation.
Williamson is charged with one count of aggravated assault, theft and evading arrest.
The citizen who was struck in the head was treated for a laceration and released, police said.