A new format, more golf for all at Match Play (The Associated Press)

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SAN FRANCISCO (AP) -- Rory McIlroy arrived at Harding Park on Monday knowing he'll be at the Match Play Championship at least until Friday.

So will the rest of the 64-man field.

In a format change to avoid the single elimination that often sent big names home early, the Match Play will be round robin featuring 16 groups of four players.…