They described the suspect as "a black male with a thick build and black hair, wearing a dark shirt and trousers".
Jennifer died at the age of 44.
Attoh married Jenifer 10 months after divorcing his Nigerian wife and fellow artiste, Damilola Adegbite.
Co-workers said the victim worked at a temporary staffing agency on the first floor. "He was wearing dark clothing and may have been in a blue vehicle", it added.
On May 5, it was widely reported in Ghana that Attoh had deleted all of the photos showing him with Jenifer from his Instagram page.
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Chris Attoh who was in Los Angeles shooting a movie flew to Maryland to check up on the state of his wife after the news broke.
Sadly, they couldn't convince the drug organization that Chris Attoh has left their boss' wife alone.
Chris Attoh tweeted: #CHRIS ATTOH When it comes to relationships, remaining faithful is never an option but a priority.
- Greenbelt police say they are casting a wide net as they investigate the killing of a Bowie woman who was married to a Ghanaian soap opera star. Thank you Jesus, thank you lord! The shooter was also said to have fled the scene immediately after accomplishing his mission. The two have a son together.
She was approached by the suspect, who was armed with a handgun. Jenifer was a graduate of Temple University, studying applied science, and Walden University, where Jenifer studied business administration.