Buffalo suspect's posts on Discord about attack plans were visible to the public 30 minutes before mass shooting

Before an 18-year-old White man allegedly carried out a racist mass shooting at a Buffalo supermarket on Saturday, he revealed his months-long plot to some people on social media about 30 minutes before he opened fire.

source https://www.cnn.com/2022/05/18/us/buffalo-supermarket-shooting-wednesday/index.html