Tragic List: The Deadliest Mass Shootings in U.S. History
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13 killed
On April 3, 2009, in Binghamton, New York, 41-year-old Jiverly Wong, an immigrant, killed 13 people and injured four others at an immigrant services center before killing himself. President Obama called the shootings "an act of senseless violence."
13 killed
On Feb. 18, 1983, three robbers at the Wah Mee gambling club in Seattle killed 13 people. Kwan Fai Mak and Benjamin Ng were convicted of murder later that year and are serving life sentences; Wai-Chu Ng was deported to Hong Kong last year.
12 killed
On July 20, 2012, 24-year-old James Holmes sprayed bullets on a midnight screening of the new Batman movie at a theater in Aurora, Colorado. In addition to the 12 killed, 58 were wounded. Defense attorneys tried unsuccessfully to argue that he was insane at the time of the attack; he was sentenced to life in prison in August.
12 killed
On Sept. 16, 2013, a 34-year-old named Aaron Alexis opened fire inside the Washington Navy Yard, killing 12. The former Navy reservist died in a gun battle with police.