World War A: Aliens Invade Earth

The name of this movie is World War A: Aliens Invade Earth released in 2016-01-01 and it's main theme is Leading scientists and researchers weigh in on the scenarios that might unfold if aliens find us and decide to visit Earth. Should we even be searching for extraterrestrial life? What are the risks of reaching out, and what are the risks if the Earth is found by aliens?..