Revenge of the Texas Ranger

"On his final assignment Texas Ranger Whitey Wilson is gunned down from ambush and then accused of murder. His friends Red and Mabel Regan hurry to his side along with their son Buck Regan. But who is Buck's biological father? Does old Ranger Nacho Ybarra hold the key to Whitey's survival? "Follow the further adventures of Red, Whitey and Nacho in Revenge of the Texas Ranger, the third novel in the Border Trilogy."