Article Photos: Obama sets no timeline for action on immigration 3/4

Demonstrators are lined up outside the White House in Washington, Thursday, Aug. 28, 2014, as they are being arrested during a protest on immigration reform. With impeachment threats and potential lawsuits looming, President Barack Obama knows whatever executive actions he takes on immigration will face intense opposition. So as a self-imposed, end-of-summer deadline to act approaches, Obama's lawyers are carefully crafting a legal rationale they believe will withstand scrutiny and survive any court challenges, administration officials say. (AP Photo/Evan Vucci)