Check out this video of a triangular-shaped craft sighting over Port Saint Lucie in Florida. This happened back on 7th December 2020 but it was just today submitted to MUFON’s website.
Witness report: Flying Black Triangle with 3 yellow lights ( 1 light at each point of Triangle ). Intially travelling North and turning to travel West by North West. Craft flew just over tree top level. Craft flew awkwardly as an upright triangle.