The weather caused further chaos on day two of the RBC Canadian Open with heavy rain and lightning bringing an early end to proceedings and preventing any players from completing their second rounds at the Glen Abbey Golf Club in Oakville.

Mark Calcavecchia nearly squandered all of what was a seemingly comfortable lead on Saturday in the third round of the $5.5m (€4.4m) Bell Canadian Open.

Mike Weir was about to become the first Canadian golfer to win his national championship in 50 years - but Vijay Singh had other ideas.