![USA women's 4x400 relay team dominates to win gold for team USA at U20 Championships | NBC Sports - YouTube USA women's 4x400 relay team dominates to win gold for team USA at U20 Championships | NBC Sports - YouTube](https://i.ytimg.com/vi/3wl6G92NKTE/hqdefault.jpg?sqp=-oaymwEiCKgBEF5IWvKriqkDFQgBFQAAAAAYASUAAMhCPQCAokN4AQ==&rs=AOn4CLCk97DMshEi9bAuN3L6Y8OHSVCUzA)
USA women's 4x400 relay team dominates to win gold for team USA at U20 Championships | NBC Sports - YouTube
![USA women's 4x400 relay team dominates to win gold for team USA at U20 Championships | NBC Sports - YouTube USA women's 4x400 relay team dominates to win gold for team USA at U20 Championships | NBC Sports - YouTube](https://i.ytimg.com/vi/J2dsFhiL_VA/maxresdefault.jpg)
USA women's 4x400 relay team dominates to win gold for team USA at U20 Championships | NBC Sports - YouTube
![USA women's 4x400 relay team dominates to win gold for team USA at U20 Championships | NBC Sports - YouTube USA women's 4x400 relay team dominates to win gold for team USA at U20 Championships | NBC Sports - YouTube](https://i.ytimg.com/vi/fwjeThUik3I/hqdefault.jpg?sqp=-oaymwEiCKgBEF5IWvKriqkDFQgBFQAAAAAYASUAAMhCPQCAokN4AQ==&rs=AOn4CLB5G3OdcNZ1S95XuQ7dCMFpC-DF_Q)
USA women's 4x400 relay team dominates to win gold for team USA at U20 Championships | NBC Sports - YouTube
![USA women's 4x400 relay team dominates to win gold for team USA at U20 Championships | NBC Sports - YouTube USA women's 4x400 relay team dominates to win gold for team USA at U20 Championships | NBC Sports - YouTube](https://i.ytimg.com/vi/DYLFGzBrX3g/hqdefault.jpg?sqp=-oaymwEiCKgBEF5IWvKriqkDFQgBFQAAAAAYASUAAMhCPQCAokN4AQ==&rs=AOn4CLDQJ0hIkCLanVCdx1txMGvx8woBvQ)
USA women's 4x400 relay team dominates to win gold for team USA at U20 Championships | NBC Sports - YouTube
![Sztafeta 4x400 | Athletics Poland win first 4x400m mixed relay gold | 4x400 Polska Mixed Relay - YouTube Sztafeta 4x400 | Athletics Poland win first 4x400m mixed relay gold | 4x400 Polska Mixed Relay - YouTube](https://i.ytimg.com/vi/nrSsR_ydhs4/mqdefault.jpg)