Katelyn Bonini was a resident of Sebewaing, Michigan. ^{[undefined] [undefined] [1]}

Bonini was attending Saginaw Valley State University. ^{[undefined] [undefined]} She was the only child of Bob and Margo Bonini. ^{[undefined] [undefined] [1]}

On Thursday February 15, 2018, Katelyn and her parents' bodies were discovered deceased at around 1:00 a.m. inside the Bonini family home at 534 Beach St. ^{[undefined] [undefined]}

Investigators stated that Bob Bonini shot and killed his wife and Katelyn before committing suicide. ^{[undefined] [undefined]} Authorities also discovered multiple weapons at the home. ^{[undefined] [undefined]}