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Rory McIlroy, Adam Scott and Matt Kuchar co-lead a crowded Genesis Invitational leaderboard after play on Saturday at Riviera Golf Course in Pacific Palisades, California.
The top 10 players are all within three strokes, with another group of six players just four shots off the lead.
Saturday's action should set up a thrilling Sunday finish, but until then, here's a look at the top-20 leaderboard as well as notes on Saturday's action.
Leaderboard
T1. Rory McIlroy: -10
T1. Adam Scott: -10
T1. Matt Kuchar: -10
T4.