Police in Kissimmee, Fla. reported that two officers there had been shot. Later, two other officers were shot in a separate incident in Jacksonville, Fla. In a third separate incident, two Pennsylvania state troopers were shot.
A man stabbed several people in Finland's western city of Turku before police shot him in a leg and detained him Friday, police said, adding that authorities were looking for more potential suspects.
Catalan police say they have arrested a fourth person in connection with the attacks in Barcelona and the resort of Cambrils that have killed at least 14 people.
Medaria Arradondo will be tested almost immediately after he takes over Friday as the city's next police chief. But those who've watched his rise through the department say he's ready for the enormous task ahead.
Jasmine Block, 15, was last seen at her home on Aug. 8. Alexandria police say Jasmine, who has cognitive disabilities that make her vulnerable, left home without her cellphone or bike.
A memorial service for Heather Heyer is scheduled Wednesday morning at a downtown Charlottesville theater. Attendees were asked to wear purple, Heyer's favorite color, in her memory.