Friday's action at the 2012 U.S. Open got underway at 10 a.m., ET, with Casey Martin, Cameron Wilson and Dennis Miller teeing off to start the day.
You can see a live look at the 2012 U.S. Open leaderboard on Friday here.
It was Tiger Woods' best first day at a Major Championship in quite some time. Woods begins Friday at -1, tied for second place with a host of others. He is the favorite to win the tournament.
Michael Thompson ended Thursday's play with sole possession of the lead at -4. Graeme McDowell, Nick Watney, Justin Rose and David Toms all shared second place at one under par.
The second and third favorites may have played themselves out of contention on day one.
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Rory McIlroy shot a seven-under, 77. Last year's U.S. Open winner is in danger of missing yet another cut. He missed the cut in the last three tournaments he's participated in.
Luke Donald has fared even worse, thus far. The top ranked player in the world shot a nine under par on the first day of action.
Master champion Bubba Watson also had a rough day. He shot an eight-under, 78 on Thursday,
Just six of 156 golfers finished under part on the tourney's first day.