Justin Thomas kicks off 100th PGA Championship at Bellerive

Defending PGA Championship winner Justin Thomas kicked off the 100th PGA Championship at Bellerive Country Club in St. Louis with a practice round and and media day on Monday.

Thomas, who holds the No. 1 ranking on the PGA Tour, holed out on the 18th hole, before sitting down for a fireside chat, touring the Anheuser-Busch, Busch Stadium and the Gateway Arch.

Here are some of the highlights from Thomas' media day.

https://www.instagram.com/p/BjnpDfmh0L7/?taken-by=mikethomaspga

https://twitter.com/PGAChampionship/status/1003757049795284993

https://twitter.com/PGAChampionship/status/1003760342172827648

https://twitter.com/StLouisBlues/status/1003734939773358080

https://twitter.com/Cardinals/status/1003769041582985217

https://twitter.com/PGAChampionship/status/1003750274345984002

https://twitter.com/PGAChampionship/status/1003715664660586497

https://twitter.com/PGAChampionship/status/1003708891828453386

https://twitter.com/PGAChampionship/status/1003707135610507264

https://twitter.com/PGAChampionship/status/1003706218463064068

https://twitter.com/PGAChampionship/status/1003705421583044608

https://twitter.com/PGAChampionship/status/1003704847969980423

https://twitter.com/DougVaughn_KMOV/status/1003711834707329024

https://twitter.com/PGAChampionship/status/1003730771083976704

https://twitter.com/KMOV/status/1003711264361771010

https://twitter.com/KMOV/status/1003699540355178496

https://twitter.com/TheMattMoreno/status/1003698670318088197

https://twitter.com/TheJJBailey/status/1003696949957152768

https://twitter.com/BrookeGrimsley/status/1003696304474808326

https://twitter.com/PGAChampionship/status/1003696542367256577

https://twitter.com/chriskerber/status/1003695568663834626

https://twitter.com/KMOXSports/status/1003679087733420032

https://twitter.com/PGAChampionship/status/1003705421583044608

https://twitter.com/PGAChampionship/status/1003698101616562177

https://twitter.com/AndrewABC17/status/1003671454486028288

https://twitter.com/tmckernan/status/1003683733378076672

https://twitter.com/PGAChampionship/status/1003675709997568006

https://twitter.com/PGAChampionship/status/1003639909490610176

https://twitter.com/PGAChampionship/status/1003630056592338945

https://twitter.com/GCMorningDrive/status/1003598603275964416