Oh No... VP candidate is dead: West Wing's John Spencer

'West Wing' Actor John Spencer Dies at 58 on Yahoo! News: "John Spencer, who played vice presidential candidate Leo McGarry on NBC's 'The West Wing,' died of a heart attack Friday, his publicist said.

Spencer, 58, died at a Los Angeles hospital, said publicist Ron Hofmann.

Hofmann released no other immediate details.

Spencer's work on the show earned him an Emmy Award for supporting actor in a drama series in 2002, as well as a Golden Globe nomination.

Before appearing on the hit political drama, Spencer played the quirky and charismatic New York attorney Tommy Mullaney on 'L.A. Law.'"