USA shaved 0.06 off the world record* in the men's distance medley with a time of 9:15.50 on the second day of the IAAF/BTC World Relays, Bahamas 2015.

The fact that USA successfully defended their 4x800m title at the IAAF/BTC World Relays, Bahamas 2015 wasn’t a surprise. But their margin of victory was quite a shock – not least to their opponents.

There may have been world records and shock defeats in other events, but the women’s 4x200m was the most dramatic final on the first day of the IAAF/BTC World Relays, Bahamas 2015.

The US quartet of Mike Rodgers, Justin Gatlin, Tyson Gay and Ryan Bailey did what so many of their predecessors have failed to do in this event in recent years, get the baton round cleanly, and that allowed them the opportunity to inflict a morale-boosting defeat on the favoured Jamaicans, the US team winning in 37:38.

USA could have taken it easy in the heats of the women’s 4x400m at the IAAF/BTC World Relays, Bahamas 2015 as they looked to defend their title from last year.

USA smashed the world record* in the women's distance medley with a time of 10:36.50 on the first day of the IAAF/BTC World Relays, Bahamas 2015.

The first gold medal of the IAAF/BTC World Relays went to the USA whose quartet exuded confidence throughout the race to cross the line in 7:04:84.

It was third time lucky for the first race of the IAAF/BTC World Relays as, after two faulty starts, the eagerly awaited competition finally got under way in rousing fashion as hosts The Bahamas came through as the winners of the first heat in 3:02.18.

Much of the attention at the IAAF/BTC World Relays, Bahamas 2015 this weekend (2-3) will be on the Jamaican superstar sprinter Usain Bolt, and the reigning world and Olympic 100m and 200m champion was joined by The Bahamas’s Chris Brown and Great Britain’s Richard Kilty at the traditional pre-event press conference on Friday (1).

It seemed only fitting that the most successful relay runner in history would be present at the official press conference on Friday (1) ahead of the IAAF/BTC World Relays, Bahamas 2015.

IAAF Ambassadors Ato Boldon, Frankie Fredericks Michael Johnson were present at the traditional pre-event press conference ahead of the IAAF/BTC World Relays, Bahamas 2015 in Nassau on Friday (1).

With the traditional relays meetings during April in the USA and in parts of the Caribbean, including the Gibson Relays in Kingston which saw Usain Bolt have an outing, a few teams have already been going through their paces. But matters will get serious in Nassau.