SEATTLE — Kevin Morrison was a basketball coach on the rise. As top assistant and lead recruiter on Mike Neighbors’ staff at Washington, he was an architect of the greatest stretch in Husky women’s hoops history. At age 47 in 2020, it seemed only a matter of time until Morrison, then an assistant with a rising San Diego State women’s program, would land the head-coaching job he had come agonizingly close to getting. Life was good. Morrison had a beautiful family, with a loving wife and four lively kids under age 10 — including triplets born at UW Medical Center. And then, sequestered at home i…