By Jeremy McDonald jeremymcdonald73@gmail.com SILVERTON, Ore.–  Silverton freshman Justina Semerikov knows a thing or two of success entering Silverton High School. Since moving to Scotts Mills in 2015 from Mentor, Minnesota Semerikov has been apart of league champions in basketball (seventh and eighth-grade), Volleyball in eighth-grade.  Her team won the Silverton jamboree against bigger schools…