Financiers BGC Global will be banking on some unlikely new talent to raise funds.
Princes William and Harry are to become stockbrokers for the day at a 9/11 memorial, where they will hit the trading floor to raise money as part of the annual BGC Global Charity Day.
More top news
President Barack Obama recorded a video urging for more to be done to protect the landscape from the effects of climate change.
David Cameron is facing growing pressure for the UK to take in more of the many thousands of migrants fleeing to Europe.
China has put on its biggest display of military might in a parade to commemorate victory over Japan in World War Two.