DAVID GRUNFELD/ASSOCIATED PRESS 
 People leave the course in the rain during the first round of the Zurich Classic golf tournament in Avondale, La., Thursday.
DAVID GRUNFELD/ASSOCIATED PRESS People leave the course in the rain during the first round of the Zurich Classic golf tournament in Avondale, La., Thursday. David Grunfeld AP
DAVID GRUNFELD/ASSOCIATED PRESS People leave the course in the rain during the first round of the Zurich Classic golf tournament in Avondale, La., Thursday. David Grunfeld AP