Journalist Caught on Serial Art Vandalism Streak: Gallerists beware, Ingo Becker is on a spree of vandalism. Hiding behind his camera and TVBerlin he makes his way into Museums and galleries. Inside the walls of the Alte Nationalgalerie Becker was able to defile an impressive 18th century painting, getting himself blacklisted, Hausverbot. Now at an interview within Bongout gallery he has struck again, quite literally.