MELBOURNE, AUSTRALIA - FEBRUARY 09: Annalisese Rubie of Australia during Nitro Athletics at Lakeside Stadium on February 9, 2017 in Melbourne, Australia.

MELBOURNE, AUSTRALIA - FEBRUARY 09: Annalisese Rubie of Australia running in the mixed 4x400m Nitro Athletics at Lakeside Stadium on February 9, 2017 in Melbourne, Australia.

MELBOURNE, AUSTRALIA - FEBRUARY 09: Moulai, Tom from New Zealand running the mixed 4x400m Relay at the Nitro Athletics at Lakeside Stadium on February 9, 2017 in Melbourne, Australia.

MELBOURNE, AUSTRALIA - FEBRUARY 09: Ohuruogu, Christine from England running the mixed 4x400m Relay during the Nitro Athletics at Lakeside Stadium on February 9, 2017 in Melbourne, Australia.

MELBOURNE, AUSTRALIA - FEBRUARY 09: Ohuruogu, Christine from England running the mixed 4x400m Relay during the Nitro Athletics at Lakeside Stadium on February 9, 2017 in Melbourne, Australia.

MELBOURNE, AUSTRALIA - FEBRUARY 09: Guo, Zhongze from China running the mixed 4x400m Relay during Nitro Athletics at Lakeside Stadium on February 9, 2017 in Melbourne, Australia.

MELBOURNE, AUSTRALIA - FEBRUARY 09: Camp, Katherine from New Zealand running the mixed 4x400m Relay during Nitro Athletics at Lakeside Stadium on February 9, 2017 in Melbourne, Australia.

MELBOURNE, AUSTRALIA - FEBRUARY 09: Hartmann, Alex from Australia running in the mixed 4x400m Relay during the Nitro Athletics at Lakeside Stadium on February 9, 2017 in Melbourne, Australia.

MELBOURNE, AUSTRALIA - FEBRUARY 09: Williams, Conrad from England running in the mixed 4x400m Relay during Nitro Athletics at Lakeside Stadium on February 9, 2017 in Melbourne, Australia.

MELBOURNE, AUSTRALIA - FEBRUARY 09: Williams, Conrad from England running in the mixed 4x400m Relay during Nitro Athletics at Lakeside Stadium on February 9, 2017 in Melbourne, Australia.

Astfalck-NitroAthletics-20170209-0194

MELBOURNE, AUSTRALIA - FEBRUARY 09: Day, Christine from the Bolt All Stars running the mixed 4x400m Relay during Nitro Athletics at Lakeside Stadium on February 9, 2017 in Melbourne, Australia.

MELBOURNE, AUSTRALIA - FEBRUARY 09: Mitchell, Morgan from Australia running the mixed 4x400m Relay during Nitro Athletics at Lakeside Stadium on February 9, 2017 in Melbourne, Australia.

MELBOURNE, AUSTRALIA - FEBRUARY 09: Mitchell, Morgan from Australia running the mixed 4x400m Relay during Nitro Athletics at Lakeside Stadium on February 9, 2017 in Melbourne, Australia.

MELBOURNE, AUSTRALIA - FEBRUARY 09: Mitchell, Morgan from Australia running the mixed 4x400m Relay during Nitro Athletics at Lakeside Stadium on February 9, 2017 in Melbourne, Australia.

MELBOURNE, AUSTRALIA - FEBRUARY 09: Mitchell, Morgan from Australia running the mixed 4x400m Relay during Nitro Athletics at Lakeside Stadium on February 9, 2017 in Melbourne, Australia.

MELBOURNE, AUSTRALIA - FEBRUARY 09: Mitchell, Morgan from Australia running the mixed 4x400m Relay during Nitro Athletics at Lakeside Stadium on February 9, 2017 in Melbourne, Australia.

MELBOURNE, AUSTRALIA - FEBRUARY 09: Mitchell, Morgan from Australia running the mixed 4x400m Relay during Nitro Athletics at Lakeside Stadium on February 9, 2017 in Melbourne, Australia.

MELBOURNE, AUSTRALIA - FEBRUARY 09: Keenan, MacKenzie from New Zealand running the mixed 4x400m Relay during Nitro Athletics at Lakeside Stadium on February 9, 2017 in Melbourne, Australia.

MELBOURNE, AUSTRALIA - FEBRUARY 09: Campbell, Theo from England running the mixed 4x400m Relay during Nitro Athletics at Lakeside Stadium on February 9, 2017 in Melbourne, Australia.

MELBOURNE, AUSTRALIA - FEBRUARY 09: Campbell, Theo from England running the mixed 4x400m Relay during Nitro Athletics at Lakeside Stadium on February 9, 2017 in Melbourne, Australia.

MELBOURNE, AUSTRALIA - FEBRUARY 09: Yang, Lei from China during running the mixed 4x400m Relay during Nitro Athletics at Lakeside Stadium on February 9, 2017 in Melbourne, Australia.

MELBOURNE, AUSTRALIA - FEBRUARY 09: Clement, Kerron from the Bolt All Stars running the mixed 4x400m Relay during Nitro Athletics at Lakeside Stadium on February 9, 2017 in Melbourne, Australia.