This is the second part of my husband John’s experience at the Ironman World Championships in Kailua-Kona, on October 13, 2013. Part 1 can be found here. Into T2, and it was time to flip the switch and go do what has always been my best event of the three. My target heart rate for the run was 145 beats per minute (bpm). At the first aid station, I was way through the ceiling at 165. On the bike I was able to offset the heat with the wind and by consuming over 12 water bottles. No, I’m not kidding. …