About 400 students attended annual R.E.A.C.H. Week celebrations, which culminated Friday. With events like “Ethnic Fest: Celebration of the Chinese New Year” and a screening of the new movie “Red Tails,” R.E.A.C.H. sought  fun ways to promote diversity within the categories of gender, spirituality, race and sexual orientation. UnoBlessed Coons, vice president of diversity programming…