[jimwatx]

Why did the US specifically mention to avoid concerts? Sure looks like we were involved. So much for being against terrorism, I guess we’re only against it when the other side employs it.

US Embassy Warned Americans to Avoid Moscow Concerts Weeks Before Attacks
https://www.newsweek.com/us-embassy-warned-americans-avoid-moscow-concerts-weeks-before-attacks-1882548

[tlozo]

Why did the US specifically mention to avoid concerts? Sure looks like we were involved

Sure, US warning Russia of terrorist intel means we were involved.

So, with that logic Russia was involved in the Boston Marathon bombing?

[buwaya]

“Why did the US specifically mention to avoid concerts?”

This sort of warning has usually come from signal intelligence. Often the bad guys opsec is leaky.