Swatting was widespread in the L.A. area in 2013, and many celebrities were victimized. Calls or com

Since Saturday at least 20 different U.S. passenger planes have been targeted by bomb threats how to become a licensed travel agent on Twitter, and federal authorities say even more threats were delivered via social media during that same period how to become a licensed travel agent but were not publicized.
One account issued threats against six separate planes, and American flight from San Francisco to Chicago, a Southwest flight from Chicago to Charlotte and four different Delta flights. The same account tweeted a threat against the San Francisco FBI office at 9 p.m. PT.
A third account claimed there was a bomb and an armed passenger aboard a United flight from Newark to Miami. The tweet said, United 223 Flight 223 has a bomb on it, and a passenger in seat 26 has a loaded mac.11 .
On Saturday, two planes were escorted by fighter jets to Atlanta's airport after bomb threats were made via Twitter. A day later, a Delta Air Lines jet from Los Angeles to Orlando was diverted to Dallas/Fort Worth International Airport after a threat was made on Twitter.
All of Tuesday's how to become a licensed travel agent threats were delivered by Twitter and mentioned bombs, and all planes, bags and passengers were searched, but no bombs were found. All Twitter accounts that were the source of threats between Saturday and Tuesday have been suspended.
Twitter spokesperson Nu Wexler said the company does not comment on individual accounts how to become a licensed travel agent for privacy and security reasons, and referred NBC News to Twitter's guidelines for law enforcement requests, which are published online . The guidelines say that Twitter reserve(s) the right ... to suspend or terminate users and the right to disclose information to law enforcement when the company believes how to become a licensed travel agent it is legally necessary.
They said the activity was akin to the sporadic outbreaks of Swatting, in which pranksters try to get SWAT teams to respond to a location where no hostage or other threatening situation is actually occurring.
Swatting was widespread in the L.A. area in 2013, and many celebrities were victimized. Calls or computer how to become a licensed travel agent messages came into police departments claiming a celebrity was being held at gunpoint, leading to an armed response and creating the potential for injuries.
The LAPD dealt with the issue by refusing to acknowledge or publicly comment on the cases. IN-DEPTH Twitter Terror: Online Threats Against Flights Continue Southwest Investigating Twitter Threats Targeting Flights No Bombs Found on 2 Planes After Threats
Andrew Blankstein is an investigative reporter for NBC News. He covers the Western United States, specializing in crime, courts and homeland security. Blankstein worked at the Los Angeles Times over two decades, much of that time covering breaking news, law enforcement and the justice system in Southern California both for the paper and latimes.com.
He was part of the team of journalists that earned the paper Pulitzer Prizes in 1998 for the North Hollywood shootout and in 2004 for the Southern California wildfires. In 2010, he was named a "Distinguished how to become a licensed travel agent Journalist" by the Greater Los Angeles chapter of the Society of Professional Journalists.