Article continues below advertisementBarbra Streisand caused a commotion on Instagram when she shared a post congratulating ice skater Alysa Liu after her win at the Olympics on February 20.The acclaimed singer, 83, began her caption: "We were so happy to see Alysa Liu win the gold medal in Milan yesterday."Article continues below advertisementBarbra Streisand Shared a Post About Olympian Alysa LiuSource: @barbrastreisand/Instagram Barbra Streisand attempted to congratulate Alysa Liu on Instagram.