Walgreens and CVS ask customers not to bring guns into their stores in response to several deadly mass shootings last month.
Ten people are killed and two others are injured after Islamic State gunmen open fire on a bus carrying oil workers in Deir ez-Zor.
Twenty people are killed and 36 others are injured by two al-Shabaab suicide bombers when fifty-six gunmen and drug gangs open fire in a mass shooting at the local government headquarters in Beledweyne. The health minister of Hirshabelle and Hiran's deputy governor for finance and security are among the dead.
The suspect in the mass shooting at an Independence Day parade in Highland Park, Illinois, U.S., is formally indicted on 21 counts of first-degree murder, 48 counts of attempted murder, and 48 counts of aggravated battery. There are three counts per slain victim and two counts per injured victim.
A former mayor of Lamitan, Basilan, Philippines, and two others are killed in a mass shooting at the Ateneo de Manila University in Quezon City, Metro Manila. The perpetrator is arrested.
A teenager is killed and 20 others are shot, including an off-duty police officer, in a mass shooting at a large gathering in Southeast Washington, D.C. Police are searching for at least three shooters.
Two suspects are arrested in Oregon in connection to a mass shooting at a residence in Valhermoso Springs, Alabama, on June 4 that killed seven people.
A gunman kills seven people in Ukraine's Zhytomyr Oblast after a drunken quarrel during a fishing trip. The perpetrator is arrested afterwards.
Three people are killed and four others injured in a mass shooting at a house party in Hobbs, New Mexico, U.S.
A mass shooting at a nightclub in Salamanca, Guanajuato, Mexico, kills at least 15 people and leaves another seven people wounded.
A Dutch court rules police are liable for a mass shooting at a shopping centre that killed six and wounded sixteen because the gunman should not have been issued a firearms licence.