Although Nana’s war party is said to have crossed the Rio Grande into Texas on the 13th, the old man didn’t announce his presence in New Mexico until July 17, when his warriors jumped Lt. Guilfoyle’s miniature pack train in Alamo Canyon. It was the first in puzzling episodes in the raid. How and why the two packers separated, one of them wounded and both presumably afoot, is just one unanswered question about the episode.