Usain Bolt Returns to Track Worlds, Reflects on Legacy

Usain Bolt, the famous sprinter, went back to a big race after being retired for eight years.

He was the fastest runner in the world for a long time.

He has many gold medals and still holds world records.

Bolt says he's happy to be the best and set a high bar for other runners.

He thinks his personality and love for the sport are why people liked him so much.

Now, he is a dad and excited to show his kids where his career began.