Experts who study unmanned aircraft systems ... all have flashing lights and typically at least one red anti-collision light, often two. They also sport navigation lights, which are steady ...

Experts who study unmanned aircraft systems — better known ... have flashing lights and typically at least one red anti-collision light, often two. They also sport navigation lights, which ...

The report says the JAL jetliner apparently did not notice the Coast Guard aircraft on the runway because its white anti-collision lights looked similar to the lights set up on the runway.