"Avengers: Doomsday" trailer hits 503 million views in 24 hours — second biggest ever

The first trailer for "Avengers: Doomsday" racked up 503 million views in just 24 hours, making it the second-biggest movie trailer launch of all time. Only Sony's upcoming Marvel film "Spider-Man: Brand New Day" surpassed it with 719 million views. The staggering numbers reflect massive global anticipation for the next Avengers instalment.