New Orleans police say they’re looking for a Los Angeles man accused of trying to steal a big chunk of cinder block wall bearing a painting by the renowned graffiti artist Banksy.

His once groundbreaking work may have become commonplace but a new exhibition shows Warhol still has a capacity to surprise, writes Alan O’Riordan

A homeless pavement artist whose work has been exhibited in the Tate Gallery has been bought a new home by wealthy American fans.