His 800 PR is 1:47.68 from last years Junior Nationals. The record is 1:46.45 by Michael Granville, 5/31/96. One would think in a fast field he has a shot but if he loses contact it could hurt him.
Here's a video of the 1:47.68 for good measure:
He swings wide with 200 to go and doesn't let up, pretty impressive. I think he could do it.