President Donald Trump said on Tuesday he had selected a design for the $175-billion Golden Dome missile defense shield and named a Space Force general to head the ambitious program aimed at blocking threats from China and Russia.

Trump expects the system will be “fully operational before the end of my term" and have the capability of intercepting missiles “even if they are launched from space.”

The president intends to use trade talks with President Cyril Ramaphosa to push protections for White South Africans, according to a White House official.

U.S. President Donald Trump will host South Africa's leader at the White House on Wednesday for a meeting that might be tense after Trump accused the country's government of being racist against white people and allowing a “genocide” to take place against minority white farmers.

By Nandita Bose, Tim Cocks and Daphne Psaledakis WASHINGTON/JOHANNESBURG (Reuters) -U.S. President Donald Trump is expected to raise several issues in a meeting with South African President Cyril Ramaphosa on Wednesday,