Mexican president says illegal immigration to U.S. ‘is not up to us’

Mexican President Andres Manuel Lopez Obrador said on Thursday he was committed to helping curb illegal immigration after renewed Twitter criticism by U.S. counterpart Donald Trump, but he suggested it was an issue chiefly for the United States and Central America to address.

Illegal immigration across the U.S. border has caused persistent bilateral tensions ever since Trump launched his bid for the presidency almost four years ago, saying that Mexico was sending rapists and drug runners into the United States.

With initial campaigning for the 2020 U.S. presidential election already underway, Trump sent out a tweet early . . .