ooo its just the retro helium? lol i was concerned it had to do with the COPV's on the second stage. thats good news.
weather at 70%last i heard.
Looks like we are go for launch. Added an abort trigger at T-60 secs for pressure decay of upper stage helium spin start system.
— Elon Musk (@elonmusk) February 18, 2017