[dirkdk]

Center core is gone, didn't land successfully. Well it was a test and most of the flight succeeded https://twitter.com/kimballclark/status/960986447770656768

[bargl]

This could refer to the signal, not the actual rocket. They might have lost it, but it isn't certain yet.

[selckin]

This could reference the video feed, was before 1&2 landed?

[dogma1138]

The core looked like it had some engine fire just before the 2 boosters landed and it wasn’t from the central engine.

[mrguyorama]

It also looked like it was falling sideways, but I didn't know the camera orientation so I had no idea