WASHINGTON - The highly contentious executive order President Obama is rolling out tonight will help up to 5 million immigrants who are in the U.S. illegally get work permits and pay taxes, while beefing up border security and cracking down on new illegal crossers, White House officials said. Giving the most detailed rendering so far of Obama's plan, the president's aides laid out a series of steps designed to shift enforcement priorities away from families with deep roots in the country and focus instead on recent arrivals and those with criminal records. Officials will remove the age cap, which was set at 31 years of age in 2012. [...] those seeking to stay will be required to have lived in the U.S.