I've received a couple of messages about an alleged threat of a mass-shooting in Bakersfield this weekend. So I fact-checked it. Here's what I found - https://www.snopes.com/fact-check/more-mass-shootings-el-paso/
You should always be aware and careful no matter where you are at.
However, it's also important to dig a little deeper when you hear a rumor, or read a news article that is not being distributed my a trusted, reliable, or experienced, news source.