Brussels urges more migration within EU as Britain resists

By Alastair Macdonald BRUSSELS (Reuters) - The EU urged Europeans on Thursday to cross borders to find work as the labour commissioner voiced "frustration" that British Prime Minister David Cameron's push to curb EU migration has held up plans to make this easier. "Mobility in itself is an asset for Europe," Marianne Thyssen told reporters as she presented an annual report on the labour market, showing migration within the bloc could hasten slow declines in the EU's 9.1-percent unemployment rate