Photo by Travis David | Dugger Union junior Andy Colvin drives towards the hoop against a Bloomfield defender in the sectional earlier this month. Colvin will be skipping his senior season at Dugger next year and head to a Prep school in Arizona to help hone his basketball skills and enhance his chances of playing in college.

BY TRAVIS DAVID [email protected]   DUGGER — It’s been over 150 years since the phrase “head west, young man” was first coined by Horace Greeley. But Andy Colvin is following that advice and the meaning behind it.   The 6-foot-8-inch Bulldog star will be trading in his Dugger Union uniform…