'Constructive' Cameron faces EU ire over Brexit vote

By Gabriela Baczynska and Robert-Jan Bartunek BRUSSELS (Reuters) - Outgoing Prime Minister David Cameron faced irritation, pity and scorn on Tuesday from European Union leaders and lawmakers who pressed him to give early notice of Britain's intention to leave the bloc after last week's lost referendum. Shortly before he arrived in Brussels for a summit dominated by Brexit, the European Parliament adopted a non-binding resolution demanding that London activate the EU treaty's voluntary exit claus