Akani Simbine and Ben Youssef Meite, welcome to the most difficult task in athletics.
Welcome to the 100-meter final _ where Usain Bolt is waiting.
Simbine and Meite are the only two sprinters who reached the 100-meter final at the Rio Games who haven't previously faced Bolt in a gold-medal race at either an Olympics or a world championships.
Here's the record for the other finalists in the 100 who have toed the same line as Bolt with gold at stake:
Justin Gatlin, 0-3
Jimmy Vicaut, 0-1
Trayvon Bromell, 0-1
Andre deGrasse, 0-1
Yohan Blake, 0-1