The masked gunman, who remains on the loose, appeared to be lying in wait and shot Thompson several times from behind, police said.
The 50-year-old chief executive of the Minnesota-based company was in midtown Manhattan for an investor conference.
Brian Thompson was shot in the back in what police described as a targeted attack by a masked assailant lying in wait.
New clues were emerging on the travel patterns and phone usage of the suspected killer of Brian Thompson, who was fatally ...