Brad Norton of Norton Dog Training, left, works with Faith Lutheran Middle School and High School therapy dog in training, Esther, at the Las Vegas school Tuesday, Feb. 27, 2018. Looking on, from second from left, are students Sam Chalfant, 13, Abby Lescenski, 12, Kayla Somers, 11, and Evan Burns, 13. Esther, a 15-week-old goldendoodle, is being trained by Norton. K.M. Cannon Las Vegas Review-Journal @KMCannonPhoto