U.S. Launches Investigation After Cuba Kills 4 on Florida Boat

U.S. launches investigation after Cuba kills 4 on Florida boat. Hillary Clinton set for deposition with House Oversight Committee in Jeffrey Epstein probe. Uber adds air taxis to its app ahead of Dubai launch. Teen’s extreme ‘self-improvement’ tactics shock internet. The US and Iran hold indirect talks in Geneva. Twenty-year-old to testify at US trial about harm from social media addiction.