Turkey's army claimed that Kurdish-controlled Afrin was surrounded in northern Syria.
In one statement, they said that several important areas of Afrin were also taken.
A Kurdish town also confirmed the streets of the city's terrorist attack.
Hundreds of civilians fled to the neighboring areas controlled by the Syrian government on Monday.
Turkey has begun operations since January 20 to avoid Kurdish Peoples Protection Units (YPG) militia from Afrin.
The YPG militias believe Turkey is involved with the Kurdistan Workers Party (PKK), Turkey They consider the group as a terrorist group. The group has been fighting for Kurdish autonomy for three decades in southeastern Turkey.
The Observatory for Human Rights, a monitoring organization in Syria, said the Turkish army is surrounded by Afrin. On Tuesday, they surrounded 90 villages and nearby cities.
