How did the Ankylosaurus go extinct?

How did the Ankylosaurus go extinct? Fossils of Ankylosaurus have been found on every continent except Africa. These slowpokes lived 70 million to 66 million years ago but went extinct along with all the other non-avian (or non-bird) dinosaurs when a giant asteroid hit Earth.

Fossils of Ankylosaurus have been found on every continent except Africa. These slowpokes lived 70 million to 66 million years ago but went extinct along with all the other non-avian (or non-bird) dinosaurs when a giant asteroid hit Earth.