The move was in response to Brazil delaying formal diplomatic approval of the US ambassador to Brasilia and denying visas to several US diplomats.

WASHINGTON, Aug 4 - The United States has revoked the visa of Brazil's ambassador in Washington over Brazil withholding formal diplomatic approval of the Trump administration's appointed ambassador to Brasilia and denying visas to several U.S. diplomats, a senior State Department official said on Tuesday. Read more at straitstimes.com. Read more at straitstimes.com.

WASHINGTON, Aug 4 - The United States has revoked the visa of Brazil's ambassador in Washington over Brazil withholding formal diplomatic approval of the Trump administration's appointed ambassador to Brasilia and denying visas to several U.S. diplomats, a senior State Department official said on Tuesday. Read more at straitstimes.com. Read more at straitstimes.com.