Here's some recent coverage of Mos Def during his performance at the Streets 2010 Urban International Festival in Chicago last month. While there he performed two records, As-Salaam-Alaikum & Wahid. The video coverage was very well captured, check it out.
Pusha T – Exodus 23:1 
Theophilus London – Morning Kisses 
Lil Wayne Reacts to Pusha T’s “Exodus 23:1″ 
The Throne’s “No Church In The Wild” In ‘The Great Gatsby’ Trailer 
John Mayer Gets His Own Hologram 
Childish Gambino featuring Heems – Tell Me 
Lupe Fiasco – Around My Way (Freedom Ain’t Free) 
SBTRKT – Gamelena 
Fat Joe featuring Kanye West, Miguel, Jadakiss, Mos Def, DJ Khaled, Roscoe Dash & Busta Rhymes – Pride N Joy 
Chief Keef – Ballin’ 