With the 154th Open Championship beginning Thursday, the golf world's brightest stars are playing practice rounds and familiarizing themselves with Royal Liverpool as it presents itself this year.
Tiger Woods and his supporting cast all have worries as their opening-round tee times approach.
For some, those concerns are serious. For others, there's really nothing to worry about.
What could potentially plague your favorite golfer this year at Hoylake?
Read on to see.