Jack Hines climbed up on the back of a horse as the fighting at Chickamauga raged on September 20, 1863. He joined a disorganized mob of other Union soldiers who beat a hasty retreat after oncoming rebels poured through a gap along their front. Then his horse suddenly bolted and galloped off. Hines was thrown and fell heavily to the ground, seriously injuring his left hip. (1)
If Hines fell into enemy hands, he faced the likelihood of being returned to slavery.
Read his story at https://facesofthecivilwar.blogspot.com/2013/11/jack-hines-faces-capture-at-chickamauga.html