3 people killed in alleged extremist attack at Turkey’s largest courthouse

Two people attacked Turkey's largest courthouse before being shot dead Tuesday in an exchange of fire that also left one other person dead and five wounded. Authorities alleged the assailants were part of an extremist organization that had been largely inactive in recent years.

Interior Minister Ali Yerlikaya said the man and woman attacked a security checkpoint at the Caglayan courthouse in Istanbul, and then were killed in an exchange of fire. Authorities said that one other woman also was killed in the gunfire, and that three police officers and two civilians were wounded.

Yerlikaya later said the attackers were alleged members of the Revolutionary People's Liberation Party-Front, or DHKP/C, a far-left group that is considered a terrorist organization by Turkey, the United States and the European Union.

The Caglayan courthouse, also known as the Istanbul...