Ryan Lochte is an underdog to make the Olympic team, but he finds confidence in memories from when he was world's best swimmer.
Aliona Kostornaya, the world's best figure skater last season, left coach Yevgeny Plushenko for Eteri Tutberidze in the latest change for a top Russian.
Mikaela Shiffrin, after placing third in the world championships slalom last month, won a World Cup slalom over Petra Vlhova.