Buckingham needs to close a fourteen minute gap in order to steal the lead from Van Lierde.
Van Lierde averaged 39.6km/h on the bike course.
Bas Diederen is the fourth man to enter the run, while Van Lierde has already crossed the 4km mark.
Swallow, followed by Pedersen, Riesler and Wutti, followed by Reed at the back end of the pack
Diederen and Buckingham are neck and neck in the run. They will want to push to catch Van Lierde
Van Lierde has developed at least a 4km lead in front of Diederen and Buckingham.
In the women's race, Jodie is about 5km from T2 with Pedersen dropping behind her.
Leading amateur age grouper, Sam Gyde from Belgium, is currently sitting in 29th place.
Pedersen is now speeding up in an attempt to catch up to Swallow.
Moldan, Cunnama and Mcnamee appear to be struggling in the heat as they begin to slow down in the run.
Swallow is about 5km out of transition, heading towards the Nelson Mandela Metropolitan University
Van Lierde is 12km into the run and is looking strong
Swallow is heading into transition now
Pedersen has followed Swallow into transition.
Swallow has entered the run maintaining her lead in the female race.
Pedersen has hit the run course, followed by Diana Riesler
Eva Wutti has just entered transition about 6-8mins behind Riesler
Van Lierde is dominating the run, extending the gap between his nearest competitor to approximately 17 minutes.
German male pro, Michael Ruenz, is slowing down to a walk due to painful cramping.
Pedersen is still pushing to catch up on Swallow's 00:02:01 minute lead.
Fourth and fifth female athletes are now out of transition.
Rana is in 2nd position, 14:03 behind Van Lierde
Buckingham is in 3rd, 32 seconds behind Rana
Wind is light on the run course and athletes are contending with high temperatures as the race continues into the afternoon.
Gossage is running at the fastest speed in her field, followed by Reisler. Can she close an almost 10 minute gap between leader, Swallow?
Van Lierde has passed the 18km mark
Rana is running at 3:42 pace and at the moment is the fastest among the leading 5, it is unsure as to whether he can make up enough time to catch Van Lierde
TOP 10 WOMEN AT T2
1. Jodie Ann SWALLOW (#51) 06:15:59
2. Camilla PEDERSEN (#38) 06:18:01
3. Diana RIESLER (#75) 06:19:17
4. Eva WUTTI (#81) 06:24:57
5. Lucy GOSSAGE (#54) 06:25:15
6. Susie CHEETHAM (#59) 06:29:23
7. Astrid GANZOW (#63) 06:32:25
8. Sonja TAJSICH (#79) 06:35:44
9. Britta MARTIN (#72) 06:35:45
10. Amber FERREIRA (#61) 06:35:59
Jodie, Pedersen, Riesler all passed the 4km run mark
Swallow running at 4:24 pace, with Pedersen running at 4:35 pace, and Riesler running at 4:34 pace
3min gap between Swallow and Pedersen, and Wutti 3min behind Pedersen
Jodie has picked up her speed on the run and looks like she's holding form.
Aernouts has just hit the 18km mark
Eneko Llanos has just hit the 18km mark, overtaking Buckingham for 4th spot.
Swallow is 9km in, still holding strong as the leading lady.
Pedersen is creeping up on Swallow, also having passed the 9km mark.
Swallow turned onto Marine Drive at 13:27pm followed by Pedersen 1min behind, and Riesler is 2min behind 2nd
Van Lierde is the first man to pass the 23km mark, proving his 2013 title of IRONMAN World Champ to be well deserved.
Swallow is 4:15 ahead of Pedersen
Van Lierde has just hit the 28km mark
Van Lierde has just turned onto Marine drive
TOP 5 MEN PAST THE 23KM MARK
1. Frederik VAN LIERDE (#2) 06:57:09
2. Ivan RANA (#40) 07:11:00
3. Eneko LLANOS (#33) 07:13:23
4. Bart AERNOUTS (#3) 07:14:03
5. Matt TRAUTMAN (#7) 07:16:02
There is still a 14min lead in the men's race between 1st and 2nd place.
Tine Deckers has pulled out of the race
Swallow, Pedersen and Riesler are all past the 14km mark, all within 5 minutes of each other.