Mexican President Claudia Sheinbaum said her government would retaliate if President-elect Donald Trump moves forward with his threat to impose a 25 percent tariff on the country. The Morning Joe panel discusses.

The president-elect’s opening salvo in trade and border talks with the United States’ neighbors is casting a harsh light on the North American alliance.

Mexico said it would slap tit-for-tat tariffs on the US, while China said Trump's finger-pointing "runs completely counter to facts".