Ashley Van Hemert tells "20/20" about the fateful 2018 night her roommate's estranged husband barged into their home, killed his wife and left her for dead.

Just looking out the window, Lord, reminds me of a friend, How she felt bad to lose her Dad, told how his days did end. "I recall when Dad flopped on SNOW, made an 'Angel', for us; "We were amazing!