U.S. President Barack Obama (C) waves as he joins Trans-Pacific Partnership leaders before their meeting in Manila, Philippines, November 18, 2015. Pictured are: Australia Prime Minister Malcolm Turnbull (L-R), Sultan of Brunei Hassanal Bolkiah, Canada Prime Minister Justin Trudeau, Chile President Michelle Bachelet, Japan Prime Minister Shinzo Abe, Malaysia Prime MInister Najib Razak, U.S. President Barack Obama, Mexico President Enrique Pena Nieto, New Zealand Prime Minister John Key, Peru President Ollanta Humala, Singapore Prime Minister Lee Hsien Loong and Vietnam President Truong Tan Sang. REUTERS/Jonathan Ernst