A man from Vernon, B.C., has pleaded guilty to arson just as his trial was about to start. A jury trial was set to begin on Monday for 56-year-old William Munton, instead he pleaded guilty to seven counts of arson in B.C. Supreme Court, including one that destroyed the grandstands at a former horse racing facility. The plea comes after a series of deliberately set fires in Vernon in 2014. No one was injured in the fires.