Federal authorities have taken action against unauthorized drone activity near World Cup stadiums. The seizures have resulted in the confiscation of over 300 drones. This action has been ongoing since the start of the World Cup.

The tournament began on June 11, and the seizures have occurred across various stadiums in the US. For more information on this development, readers can refer to the source, ABC13 Houston (KTRK), which has reported on the seizures. Further details are available from this source.