Zimbabwean President Robert Mugabe defended land policies blamed for devastating his country's agricultural sector, asserting at a U.N. food summit Tuesday that the West was trying to cripple the nation's economy. Mugabe's presence at a summit addressing high global food prices sparked protests from some world leaders. He is blamed for the economic collapse of a country once considered a regional breadbasket and Zimbabweans increasingly are unable to afford food and other essentials. MUGABE SLAMMED: Critics attack Zimbabwean for attending summit