Turkey has scrambled six F-16 fighters jets near its border with Syria after Syrian helicopters came close to the border, the country's army says.
Six jets were sent to the area in response to three such incidents on Saturday, the statement said, adding that there was no violation of Turkish airspace.
Last month, Syrian forces shot down a Turkish jet in the border area.
The incident further strained already tense relations between former allies.
Turkey's government has been outspoken in its condemnation of Syria's response to the 16-month anti-government uprising, which has seen more than 30,000 Syrian refugees enter Turkey.
On Friday, Turkey said it had begun deploying rocket launchers and anti-aircraft guns along the border in response to the downing of its F-4 Phantom jet on 22 June.
The move came after Prime Minister Recep Tayyip Erdogan warned that T
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