Former Denver Broncos running back Ronnie Hillman, a third-round pick in 2012, is in hospice fighting for his life ... his former teammates said Tuesday.
Orlando Franklin -- who helped block for Hillman for three seasons in Denver -- initially revealed the sad news on his Twitter page ... asking Broncos fans for prayers for the ex-tailback.
"He's in hospice and not doing well," Franklin said.
Another one of Hillman's former teammates, Derek Wolfe, said later Tuesday the 31-year-old is currently battling "bad liver cancer.