The meeting minutes of the Meeting 12 are here: https://docs.google.com/document/d/1zBKwDUDeWvJNyCvjzYriaZQoZO2VYGWe1uxw5Xxn5cY/edit#heading=h.7rden8jkuoqt.
Next RTWG meeting will be on Mar 18 (tomorrow/today), the agenda is here: https://docs.google.com/document/d/1zBKwDUDeWvJNyCvjzYriaZQoZO2VYGWe1uxw5Xxn5cY/edit#heading=h.pauc6dtxvhk0.
Working group meetings are posted on the ROS Events Calendar .