Trackdown
Written by Michael Newton, under the pseudonym Lyle Brandt
JAILBREAK ON THE TRAIL
 
U.S. Marshal Jack Slade is tasked with escorting four prisoners to Leavenworth, Kansas. It’s a 250-mile, ten-day journey across a hot, barren landscape with only a green deputy to help him keep the outlaws in line—and the brooding thoughts of his troubled relationship with Faith Connover to otherwise occupy his mind.  
 
When some kin of prisoner Fergus Mayfield ambush the marshals and free the convicts, they make one mistake—leaving Slade alive. Badly wounded, horseless, and unarmed, Slade will stop at nothing to survive the dangers of the desert and pursue the escaped outlaws to the ends of the earth…
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Book 11 in The Lawman series