A clash over music, politics and Palestine is putting freedom of expression in the spotlight. Macklemore’s outspoken support for Palestinians has sparked a backlash around Ed Sheeran’s US tour, raising a bigger question: should artists be expected to take a political stand, or are they equally free to stay silent? France 24’s Gavin Lee is joined by Dr Adam Behr, Reader in Music, Politics and Society at Newcastle University, to discuss the controversy.