Woods cautious despite lead

Tournament host Tiger Woods took charge at the AT&T National at Congressional Country Club on Friday but a back-nine collapse put paid to Paul Casey's hopes of competing over the weekend.

Tournament host Tiger Woods took charge at the AT&T National at Congressional Country Club last night.

With big crowds turning out in the Washington DC area at the start of the July 4 holiday weekend, Woods followed Thursday's six-under-par 64, his lowest opening round in two years, with a 66 on the par-70, 7,255-yard Blue Course in Bethesda, Maryland.