Courthouse News reports that a former Atlanta Police Department employee filed a lawsuit alleging she was fired for exposing corruption in Mayor Kasim Reed’s office.

The lawsuit says the employee discovered the city used federal grant money to buy personal vehicles for the mayor and his family, according to Courthouse News.

To see the full Courthouse News story, click here. To read a copy of the lawsuit, click here.

According to WABE, during a news conference the mayor refused to answer questions about the lawsuit and walked away from reporters. His office later released a statement saying there is “zero evidence” to substantiate the allegations. To read the WABE story, click here.

City Hall is currently target of an ongoing federal investigation into corruption involving city contractors.