The “Forrest Gump” star explained his son had a “very rare cancer” and “fought an uphill battle” for 5 1/2 years.
Gary Sinise Announces Death Of His 33-Year-Old Son: ‘We Are Heartbroken’
The “Forrest Gump” star explained his son had a “very rare cancer” and “fought an uphill battle” for 5 1/2 years.