Scenarios: How Trump, U.S. Congress might end border wall shutdown fight

As the partial U.S. government shutdown entered its 17th day, no clear end was in sight, with Republican President Donald Trump and congressional Democrats in a standoff over his demand for $5 billion for a U.S.-Mexico border wall.It is hard to see how the impasse will be resolved but here are some possible scenarios for how it might play out, as well as potential winners and losers, based on interviews with lawmakers and aides in Congress and the Trump administration.Trump could offer to protec