"Unfortunately, our young people or people at nightclubs have learned that this may happen and they think about that," Ventura County Sheriff Geoff Dean said.
Right-wing provocateur Ann Coulter took President Trump's call for more "armed guards" one step further, suggesting "armed citizens" could have prevented the Thousand Oaks shooting.
He reportedly became enraged when he was told he wasn't registered to vote.
An on-duty officer was in the shop at the time, heard at least one gunshot, and took a male suspect into custody, Huntersville Police said.
The eighth U.S. service member killed in Afghanistan this year was a city mayor and father of seven children.
Beierle killed two people and injured five others before killing himself, police said.
Dozens of demonstrators were alleged to have been killed in clashes with Nigerian security forces in the past week.
Robert Bowers pleaded not guilty on Thursday to allegedly murdering 11 people at a Pittsburgh synagogue on Saturday.
The three children were all students in the Beggs School district, the superintendent confirmed.
"I was really impressed with Congressman Keith Rothfus (far more so than any other local political figure)," the president tweeted.
"Humanity is fallen, lost, far from God, perishing, without eternal life, headed to the Second Death and Hell, and in the most desperate need of the salvation provided by God and Messiah Yeshua [Jesus]," wrote the Christian Rabbi.
The claim says that the officer committed battery, used unreasonable force and violated Brown's rights.
"Everybody feels that they were inappropriate," one of the victim's family members said of Donald Trump's comments following the shooting.
Vice President Pence faced a backlash from mainstream Jews after messianic rabbi prayed before Pence's speech in Michigan.
"I'm hearing more and more people say the level of violence on video games is really shaping young people's thoughts," Trump said in March.
Haunted Hoochie said that it had held the "Swastika Saturday" promotion for the last 28 years.
Americans from all walks of life are answering Shay Khatiri's call to "respond to this hateful act with your act of love."
Officials said that a bus driver pulled up to the home where the shooting occurred and rendered aid to at least one victim.
Conway also attached blame to "late-night comedians," despite the fact the suspect in Saturday's attack posted specifically about hatred for Jews.
The president's policies were a factor in Saturday's events, Jewish group Bend the Arc: Pittsburgh said.
After the shooting at a Pittsburgh synagogue that killed 11, the president suggested an armed guard could have stopped the gunman.
"We have our lives. We have our schedules. And nobody's going to change it. So we're here. And let's have a good time."
"May the Lord help us to put out the hotbeds of hate that flare up in our societies," Pope Francis said on Sunday, mourning the victims of Saturday's shooting at a synagogue in Pittsburgh.
A social media account appearing to belong to Robert Bowers, 46, had railed against the Hebrew Immigrant Aid Society, accusing it of helping Central Americans traveling towards the U.S. border to seek asylum.