A Nigerian chess champion and child education advocate is attempting to achieve a Guinness World Record for the longest chess marathon. Tunde Onakoya started the attempt on Wednesday in New York City’s Times Square and aims to use it to raise $1 million to fund education for vulnerable children across Africa. He aims to play nonstop for 58 hours to beat the current record of 56 hours, 9 minutes and 37 seconds. (AP video: John Minchillo)