My Wish: 9-year-old fan teaches J.J. Watt about true 'Will Power'

Nine-year-old Will Martinez of Houston has been battling leukemia with incredible bravery for more than three years, emulating the characteristic of the athlete he most admires — the Texans’ J.J. Watt.
Source: My Wish: 9-year-old fan teaches J.J. Watt about true 'Will Power'