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Reactions came in hot as Phil Mickelson led (very) early at Chambers Bay

It was very, very, very early at the U.S. Open. But one of the biggest storylines of the week -- once again -- is Phil Mickelson going for the career Grand Slam at a course that would seem to fit his game.

Given that, and Phil's hot start on Thursday with birdies on Nos. 3 and 5 giving him the lead at 2-under and leading for most of his early round, golf Twitter didn't take long to dish out some early hot takes. Here's a quick look.