Saleh Khalaf with his younger brother Jay, 7 at their home in Oakland, Calif., on Sun. May 31, 2015. Khalaf now 20-years-old was the boy they called Lion Heart, who nearly died in a bomb explosion in Iraq in 2003 and then traveled to Children's Hospital

Saleh Khalaf with his younger brother Jay, 7 at their home in Oakland, Calif., on Sun. May 31, 2015. Khalaf now 20-years-old was the boy they called Lion Heart, who nearly died in a bomb explosion in Iraq in 2003 and then traveled to Children's Hospital Oakland for multiple surgeries which saved his life. (Photo By Michael Macor/The San Francisco Chronicle via Getty Images)