400,000 people flood GTA 5's starting area in the first day of GTA Online's new Left 4 Dead-style zombie mode
North Yankton plus zombies seems to have been a big enough deal for a whopping 400,000 GTA Online players to quickly jump into the mode within its first 24 hours, according to GTAO Stats. That number has rocketed passed the one million marks over the last few days, too.