US boss critically injured by demoted colleague in shooting

The CEO of a US company has been critically injured after being shot by a recently demoted executive who then turned the weapon on himself, NBC reported.

Chicago police said they responded to shots fired in a high-rise building in the city's Financial District and found a 54-year-old victim, identified as ArrowStream CEO Steven LaVoie, injured with a gunshot wound to his stomach and his head.

S La Salle Street, Chicago, close to the scene where a chief executive was shot before the gunman turned on himself. Credit: Google Maps

The 59-year-old gunman was found dead with a gunshot wound to the head, police said.

Police said the gunman's wounds were self-inflicted. He was pronounced dead at the scene.

The victim was taken to Northwestern Memorial Hospital in a critical condition.