Stephenie La Grossa, the last member of the Ulong team, left her island and joined the Koror team. Survivor contestants now are competing against each other in immunity challenges.
Tom Westman won this week's challenge, outlasting the others when he stood on a perch in the ocean for the longest period of time.
Merced resident Katie Gallagher, along with three other contestants, left her perch for chocolate chip cookies. Eight contestants remain. The $1 million-prize winner will be revealed May 15 on the show's season finale.
