Last year, Arthur Hill High School's valedictorian was Mason Gates. This year, her sister Morgan is the Saginaw school's top grad. On top of sharing the distinction of graduating with 4.0 grade-point averages and the title of Arthur Hill valedictorian, the siblings will also share their college experience at Michigan State University, where Mason and Morgan both plan to obtain engineering degrees. Congrats, grads! MORE ►See how graduates from your Michigan high school fare in college |