 Complete the following phrase:  Chris ODonnell born 17 May 1998 is an Irish track and field athlete competing in sprinting events. He represented Ireland at the 2020 Summer Olympics in the Mixed 4 x 400m relay where he was part of the first ever Irish team to run in an Olympic final, setting a new National Record of 3:12.88. He is the current Irish U20 record holder in the 400 metres, with a time of 46.54, set on 22 July 2017 at the 