The organizers of Venezuela's opposition primary vote arrive at the public prosecutor's office in the capital Caracas to testify after President Nicolas Maduro's administration launched a probe into the primary, claiming it was tainted by fraud. Venezuela's Supreme Court has suspended the outcome of the vote, prompting Washington to warn it would "take action" if Maduro's government did not meet its commitments ahead of a 2024 election. IMAGES AND SOUNDBITES