Jack advises Caroline at the start of the 500.
A very positive start. Caroline has been talking about this race for days.
Caroline fights through her first ever 500 yard freestyle.
Caroline about halfway through.
The 500 is a long race.
Caroline survives the 500 freestyle.
Caroline's backstroke on Saturday morning.
Happy to pose for a photo.
Katie and friends in between races.
Katie emerges through a sun spot on the water during her breaststroke.
Katie in the backstroke leg of her IM.
Katie in the breaststroke leg of her IM.
Katie in the freestyle leg of her IM.
Katie plows through the water on the last lap of her 200 free.