A man charged this week with fatally shooting a police officer in her Maryland home nearly 30 years ago was the officer's live-in boyfriend and had blamed her 1995 killing on a burglary, police officials said Wednesday.

Amir Jalil Ali is charged with killing D.C. police Officer Denna Campbell in their apartment in 1995. He was arrested before but the charges were dropped.

Denna Campbell was shot five times in her apartment in 1995. Her department-issued handgun was missing and hasn't been found.

The boyfriend of a police officer who was found shot to death in her Maryland apartment nearly 30 years ago has been charged with her murder again, decades after the case against him was previously dropped,

A detective said she spoke to the woman’s father about the arrest in his daughter’s case, and “the only words that he could get out were: ‘Thank God.’”

Amir Jalil Ali, 62, was arrested and charged with first-degree murder in the 1995 fatal shooting of 24-year-old police officer Denna Fredericka Campbell.