From: Wrestling Observer
Walter “Killer” Kowalski passed away this morning at 2:15 AM. He had been taken off life support nearly two weeks ago following a massive heart attack on August 8th. Following his Hall of Fame wrestling career Kowalski also trained a number of stars, most notably Triple H.
From the AP:
Pro wrestling pioneer Walter “Killer” Kowalski has died from a heart attack. He was 81.
Kowalski died Saturday after his family decided to have him taken off life support. Kowalski had been in critical condition at a hospital in Everett, Massachusetts, since the heart attack on Aug. 8.
The death was announced on Kowalski’s Web site.
The 6-foot-7, 285 pound Kowalski earned his nickname in 1954 after dropping opponent Yukon Eric during a match in Montreal. He became famous for various moves, including a stomach vice grip called the “Killer Clutch.”