Defense ministry says some 20 PKK targets 'destroyed' after rebel group claims responsibility for attack on government building; Erdogan reiterates Syria buffer zone plan

Incident comes a day after violence between US-backed Kurdish fighters and Turkish troops left several Kurds dead

Thousands take to streets after four Syrian Kurds killed by Turkish-backed armed group in town of Jinderis as they celebrated Nowruz holiday

Military says one of those killed was involved in plotting attacks; UK war monitor reports Kurdish forces participated in operation, no civilians hurt

Turkish president urges his Russian counterpart to implement terms of 2019 agreement that called for a 30-kilometer-deep buffer zone on border

After deadly blast in Istanbul last month, attributed by Turkey to illegal Kurdish groups, specter of incursion raised as Ankara responds with airstrikes against militants in Syria

Turkey says child and teacher among dead after high school, house and border gate struck; rights group says Kurdish-led Syrian Democratic Forces responsible for attack

Warning comes after Turkish leader reached agreement with Putin for removal of Syrian Kurdish fighters in area; also repeats threat to send refugees to Europe

Turkish president threatens Kurdish fighters if they don't withdraw from planned safe zone by Tuesday evening

US Secretary of State will arrive in Israel on Friday after talks in Ankara aimed at achieving ceasefire in Turkish invasion of northern Syria; talks to also focus on Iran