New texts show details of married teacher, 25, and boy, 17, who had depraved 3-hour sex session while husband was away

NEWLY revealed text messages have exposed the disturbing depth of a relationship between a married high school teacher and a teenage student. McKenna Kindred, then 25, avoided jail after having sex with a 17-year-old boy in November 2022, following months of reported online flirting. The encounter at her home in Spokane, Washington, allegedly lasted three-and-a-half…