Transcript for ABC News' Dan Harris signs off as 'Nightline' co-anchor
Finally tonight a personal note this is my last night as their co anchor of Nightline I'm stepping down to spend more time on my passion project start up company. Called 10% happier which teaches meditation through an act. This move was a really positive development in my life but it is also bittersweet. Working on this show. Has been one of the most important and thrilling things I've ever done I've been able to travel all over the world and more importantly to work within amazing staff of producers. Who are some of the most creative and collaborative people I've ever met. The good news is I will continue to produce special reports for Nightline and I will continue to anchor the weekend editions of GM may LC right here on Saturday morning in fact. So while I will not be staying up late anymore I won't be going far. It has been a privilege to work on this amazing show I want to thank the staff and I want to thank all of you for watching. Good night.
This transcript has been automatically generated and may not be 100% accurate.