A man, a bike and a gun: Police search for evidence to solve the killing of UnitedHealthcare’s CEO on the streets of New York

As the investigation into the fatal shooting of a health care executive in Manhattan enters its fifth day, police are missing key pieces of evidence and are combing through what they have gathered for more clues, as the suspect remains on the run.

​ As the investigation into the fatal shooting of a health care executive in Manhattan enters its fifth day, police are missing key pieces of evidence and are combing through what they have gathered for more clues, as the suspect remains on the run. Read More Breaking News, Latest News and Videos | CNN