In China, a former community doctor has been sentenced to death for murdering eight children outside their primary school last month. <br/><br/>Zheng Minsheng, 41, admitted "intentionally killing" the children on March 23 at the gate of the Nanping Experimental Elementary School in east China. <br/><br/>Police said their investigations showed Zheng carried out the attack because he felt frustrated after breaking up with his girlfriend and he found life meaningless. Five other children were injured in the knife attack.