The requested vessel with name SAM HOUSTON and MMSI:0 and IMO:7366958 is temporary not in our database.
Perhaps you mean one of the following ships:

Vessel name IMO MMSI In range Destination Last report
SAM HOUSTON N/A 367337690 Oct 20, 2017 20:14 UTC

Also, you may try to find the vessel in our comprehensive Vessels Database or track this ship on the map.