<p class="title">The US and Turkey launched a second round of joint patrols in northeastern Syria on Tuesday as part of plans to create a "safe" buffer zone, the Turkish defence ministry said.</p>.<p class="bodytext">Four Turkish armoured vehicles crossed the border to join US forces in Syria, state news agency Anadolu said, for patrols around the town of Tal Abyad.</p>.<p class="bodytext">The ministry said drones were also deployed.</p>.<p class="bodytext">Washington and Ankara reached a deal last month to establish a safe zone between the Turkish border and Syrian areas east of the Euphrates river controlled by the Syrian Kurdish People's Protection Units (YPG).</p>.<p class="bodytext">The first joint patrols were conducted on September 8.</p>.<p class="bodytext">The United States views the YPG as a close ally in the fight against the Islamic State (IS) group.</p>.<p class="bodytext">But Ankara says the YPG is a terrorist militia linked to the outlawed Kurdistan Workers' Party (PKK), which has waged an insurgency inside Turkey since 1984.</p>.<p class="bodytext">The PKK is blacklisted as a terrorist group by Ankara, the US and the European Union.</p>.<p class="bodytext">Turkish President Recep Tayyip Erdogan has repeatedly threatened to launch a cross-border offensive against the YPG.</p>.<p class="bodytext">He said at the weekend that plans for a unilateral operation had been completed in case there was not adequate progress in establishing the buffer zone by the end of September.</p>.<p class="bodytext">The Turkish military, supporting Syrian opposition fighters, has conducted two offensives in northern Syria against IS and the YPG in 2016 and 2018.</p>
<p class="title">The US and Turkey launched a second round of joint patrols in northeastern Syria on Tuesday as part of plans to create a "safe" buffer zone, the Turkish defence ministry said.</p>.<p class="bodytext">Four Turkish armoured vehicles crossed the border to join US forces in Syria, state news agency Anadolu said, for patrols around the town of Tal Abyad.</p>.<p class="bodytext">The ministry said drones were also deployed.</p>.<p class="bodytext">Washington and Ankara reached a deal last month to establish a safe zone between the Turkish border and Syrian areas east of the Euphrates river controlled by the Syrian Kurdish People's Protection Units (YPG).</p>.<p class="bodytext">The first joint patrols were conducted on September 8.</p>.<p class="bodytext">The United States views the YPG as a close ally in the fight against the Islamic State (IS) group.</p>.<p class="bodytext">But Ankara says the YPG is a terrorist militia linked to the outlawed Kurdistan Workers' Party (PKK), which has waged an insurgency inside Turkey since 1984.</p>.<p class="bodytext">The PKK is blacklisted as a terrorist group by Ankara, the US and the European Union.</p>.<p class="bodytext">Turkish President Recep Tayyip Erdogan has repeatedly threatened to launch a cross-border offensive against the YPG.</p>.<p class="bodytext">He said at the weekend that plans for a unilateral operation had been completed in case there was not adequate progress in establishing the buffer zone by the end of September.</p>.<p class="bodytext">The Turkish military, supporting Syrian opposition fighters, has conducted two offensives in northern Syria against IS and the YPG in 2016 and 2018.</p>