(after angry miners throw dynamite in protest at food shortages) Bolivian President Evo Morales has abruptly abandoned a mining town after protesters angered by rising prices booed him and set off dynamite. Mr Morales was due to speak on the anniversary of a colonial uprising in Oruro but canceled plans to participate in a march yesterday after demonstrations against rising food prices and shortages. There were also protests in the Bolivian capital of La Paz, and the cities of Santa Cruz and Cochabamba. The Bolivian populace are angry over a near doubling in the price of sugar after the government...