About 11 million Americans are related to an immigrant without legal status in the U.S. As President-elect Trump ramps up promises of mass deportations, these families are having hard conversations.

Immigration was one of the defining issues of Donald Trump's presidential campaign, and as he prepares to step back into office he has made it clear that mass deportations of undocumented immigrants is a day one priority.

President-elect Donald Trump pledged to direct U.S. troops to carry out mass deportations of unauthorized migrants. Since Trump picked former Rep. Matt Gaetz for attorney general, some Republican senators have said they want to see a House Ethics Committee investigation into him. We look at a day when America changed time — literally.

The promise of mass deportations was central to Trump’s campaign and helped propel him to victory on Nov. 5. In one of his first interviews post-election, Trump told NBC News “there is no choice" but to forcibly expel millions of people living in the U.S. without documentation.

As Trump pursues mass deportations, he plans to do more workforce raids. But the raids don't typically yield many deportations, experts say.

Mr. Trump’s top immigration policy adviser has discussed using military assets to build detention centers and support civilian immigration agents.

Get the latest news on the transition to the new administration of President-elect Donald Trump and a new Congress.

Trump could use the national emergency to launch mass deportations and enforce the southern border and immigration laws.