 Back to our top story now, Donald Trump appearing at the Republican National Convention and J.D. Vance, a senator from Ohio, being appointed formally as Donald Trump's running mate for November's presidential election. Now, Mr. Trump surviving that assassination attempt at the weekend has, perhaps oddly, had an impact on the share price of his social media company. Our business presenter, Mariko Oi, joins us from the business desk in Singapore. Just tell us what happened, Mariko, and why.