Bing Liu, a coronavirus researcher, was killed in a murder-suicide, authorities say. (University of Pittsburgh School of Medicine)

A University of Pittsburgh researcher on the cusp of making “very significant findings” about the novel coronavirus was killed over the weekend in what authorities say was a murder-suicide.

Bing Liu, 37, was shot multiple times in his townhouse around noon Saturday in Ross Township, Pa., police told WTAE, an ABC affiliate in Pittsburgh.