People set a truck on fire during a protest in the northern Indian city of Agra in this August 29, 2007 file photo. A spate of riots involving arson, beatings and even the Taj Mahal's brief closure has led to worries a globalising India is struggling to cope with its underbelly of police graft, economic disparity and caste tension. Even for a nation hardened to a daily media diet of graphic crimes and scandals, India has been awash in the last month with reports of mob violence that has spawned headlines, editorials and warnings from police, politicians and sociologists. To Match Feature INDIA-VIOLENCE/