Edit: Actually, just checked, that might not be the case. The link in the original submission will somehow, somewhere lead to a livecast. Still checking.
I think that is the correct link. On the main "Livestream" site, the SpaceX URL is the one you have listed. It says 2:45 PM (18:45 UTC); presumably, coverage will begin at that time.
This may be another option, but I'm not entirely sure:
