U.S. Trade Representative Robert Lighthizer will meet with Britain's trade minister Liz Truss this week, British government officials said on Tuesday, as the two allies gear up for post-Brexit trade talks that could prove contentious.

FILE PHOTO: U.S. Trade Representative Robert Lighthizer listens as U.S. President Donald Trump meets with Bahrain Crown Prince Salman bin Hamad Al Khalifa during a meeting in the Oval Office of the White House in Washington, U.S., September 16, 2019. REUTERS/Al Drago