Residential, Single Family Home Owings Mills, MD – Sprinkler system extinguishes arson fire after domestic dispute July 22, 2015 viking210 A teacher’s aide from Washington, D.C., has been charged with throwing gasoline on her boyfriend and setting his home on fire, Baltimore County Police said Tuesday. Officers were called to the home in the 10800 block of Sherwood Road in Owings Mills just before 5 p.m. Sunday for a report of a domestic situation. While en route, they learned that the home was on fire. The victim told police that his girlfriend, 29-year-old Lisa Lashell Finley had assaulted him that morning while she was intoxicated, according to court documents. When she went back to his home, he told her he wanted to end their relationship of about two years and told her she could gather her things while he waited in the basement. He smelled gas and went upstairs to find the stove on but no fire. Finley then threw gasoline on him, according to court documents. Holding a lighter and a can of hairspray, she allegedly threatened to kill him. Police say the man left the home. But when he returned, he found a fire burning inside. A sprinkler system extinguished the fire. Finley later turned herself in at the Franklin Precinct Monday afternoon. She has been charged with attempted first degree murder, first degree arson and first degree assault. Finley is an educational aide at Anacostia High School, an official with D.C. Public Schools confirmed. She was hired in Oct. 2013. Her current employment status is not known at this time.