start	end	text
1600	2320	Challenge 2
3520	5140	Here's what we know.
5140	11740	The satellite is spinning out of control because the Guidance Navigation and Control System, or GNC, is inoperable.
11740	13900	We suspect sabotage.
13960	20140	The challenge? Teams must repair the GNC system as quickly as possible to stop the dangerous spinning.