Angelica Sabuco, 2, plays with her mom Ginady at Lucile Packard Children's Hospital Monday, April 30, in Palo Alto, Calif. Angelica and her twin sister Angelina were born joined in the chest and abdomen. They were separated by doctors at the Palo Alto hospital during an intricate 10-hour procedure on December 2011. (AP Photo/Marcio Jose Sanchez)