The White House says FBI agents under the last administration had tried to "entrap" Homan.
In the Mexican city of Tijuana a number of firms are employing people who were removed from the US.
The former Trump adviser was accused of defrauding donors of $15m, though his lawyer says he did not pocket the money.
'Do it the right way' Texas border residents tell migrants, while Chicago neighbourhoods prepare for raids.
Steve Bannon, the right-wing media personality-turned-Trump adviser, may be heading to prison.
The Supreme Court blocked the law, which would have given police greater latitude to arrest migrants.
The two likely presidential candidates make speeches in an effort to show they can tackle illegal crossings.
A mix of voters tell the BBC how they feel about the announcement that new barriers will be built.
The White House says it has no choice but to use funds already appropriated for a border barrier.
