Tags: Immigration

President Barack Obama's plan to shield millions of undocumented immigrants from deportation was dealt another setback on Tuesday when a U.S. appeals court refused to lift a block put in place by 26 states that argued Obama overstepped his authority.

Crowds clashed with police during May Day marches in several U.S. west coast cities late on Friday, as officers responded with stun grenades and pepper spray, police and media said.

The Federal Election Commission has declined to investigate the funding of a campaign to defeat a Los Angeles County ballot initiative by an international conglomerate, raising fears among campaign finance reform advocates that foreign funds may flood into U.S. elections.