Kindle:
http://www.amazon.com/Firefight-Overwatch-Command-WARS-ebook/dp/B004X6UOS0/
Nook:
http://search.barnesandnoble.com/Firefight-at-Overwatch-Command/Jim-Perry/e/2940012422170/
Be sure to check it out, the bit we heard form this book at the Geek-A-Thon was incredible, hilarious, fast paced, and with people you could latch onto. I can't wait to get my hands on it.
What are you waiting for-