Ideal weather predicted for Falcon 9 launch Sunday
http://spaceflightnow.com/2016/01/16/ideal-weather-predicted-for-falcon-9-launch-sunday/
Landing on a barge is hard
SpaceX fails a third time to land its Falcon 9 on a drone ship in the sea
http://news.yahoo.com/spacex-fails-third-time-land-190856751.html