"That wall has started, we have 1.6 billion (dollars)," Trump said at a campaign rally in Washington, Michigan.

Trump threatens government shutdown in September if no funding for wall

The trip to California-- the most populous in the country and a Democratic stronghold -- was largely upstaged by his own announcement that he had sacked Secretary of State Rex Tillerson

Trump, in California, warns of 'bedlam' without border wall

'Any deal on DACA that does not include STRONG border security and the desperately needed WALL is a total waste of time,' Trump tweeted

Trump: Any immigration plan without border wall 'waste of time'

The debate on immigration will be a pivotal issue in Washington in early 2018

Trump demands border wall, visa changes as part of immigration fix

US govt shutdown threat ebbs as Trump retreats from demand to fund wall

Sinaloa state native Guadalupe Olivas Valencia, 44, threw himself 100 feet to his death, authorities said

Mexican migrant kills self after third deportation from US

Republican presidential nominee Donald Trump's comments come hours after Mexican president refused to pay for the wall

Mexico will pay for border wall: Trump

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