Vijay Singh put himself into contention for a first victory of 2001 by claiming a share of the lead on day one of the Buick Challenge in Georgia.

Tee-off times in the third round of the Masters tournament at Augusta National, Georgia, (USA unless stated, all times Irish):

Full tee-off times in the first two rounds of the Masters tournament at Augusta National, Georgia, on Thursday and Friday (US unless stated, all times BST, (x) denotes amateurs):