16-Penny Puncture (Plugging a Slow Leak in Kenda Klever RT)

TL;DR - I've had a slow leak in one of my Kenda Klever RTs for the last two trips. With a bit of soapy water, I found the problem and got it plugged up. 16-penny puncture. Once on each of our recent trips to Canada - first to Bella Coola, and then further north - we woke up to a completely flat rear passenger tire on the Tacoma. It was a slow leak - unnoticeable while we were out on the trail during the day - and easily remedied at the time by just pumping a few more pounds of…