The NSAF is excited to offer the Mixed 4x400 Relay for the first time at the 2018 NBNI -- inspired, in part, by the mixed relay developed by the IAAF at the 2015 World Youth Championships.

Since this event has 2 males and 2 females, a special registration is required. Please see this video:

https://share.vidyard.com/watch/5byfobyTbkzji6iV1Nzqqh

Then register for the event HERE: https://www.athletic.net/TrackAndField/meet/326714/register

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