1. Uncharted Territory: Sungha Jung Resurges, Skream Makes Himself Heard

    June 20, 2011 5:46 PM EDT This week's ranking sees some interesting swings this week, as multiple debuts and re-entries shake things up. Here's what's going down on Uncharted: Coming back on at No. 12 on Uncharted, guitar prodigy Sungha Jung earns this week's highest re-entry. His impressive,…