A military helicopter flies over a submarine during an annual NATO naval exercise on Turkey's western coast on the Mediterranean, Thursday, Sept. 15, 2022. Having spent recent months engaged in an escalating war of words over disputes in the Aegean and Mediterranean Seas, Turkey and Greece came together for an annual NATO naval exercise on Tuesday. The traditional rivals are among 12 alliance members taking part in Dynamic Mariner-Mavi Balina 22 off Turkey's western coast. (AP Photo/Khalil Hamra)"

A military helicopter loads marines over a naval ship during an annual NATO naval exercise on Turkey's western coast on the Mediterranean, Thursday, Sept. 15, 2022. Having spent recent months engaged in an escalating war of words over disputes in the Aegean and Mediterranean Seas, Turkey and Greece came together for an annual NATO naval exercise on Tuesday. The traditional rivals are among 12 alliance members taking part in Dynamic Mariner-Mavi Balina 22 off Turkey's western coast. (AP Photo/Khalil Hamra)"

A military helicopter loads marines over a naval ship during an annual NATO naval exercise on Turkey's western coast on the Mediterranean, Thursday, Sept. 15, 2022. Having spent recent months engaged in an escalating war of words over disputes in the Aegean and Mediterranean Seas, Turkey and Greece came together for an annual NATO naval exercise on Tuesday. The traditional rivals are among 12 alliance members taking part in Dynamic Mariner-Mavi Balina 22 off Turkey's western coast. (AP Photo/Khalil Hamra)"

A military helicopter flies over naval ships during an annual NATO naval exercise on Turkey's western coast on the Mediterranean, Thursday, Sept. 15, 2022. Having spent recent months engaged in an escalating war of words over disputes in the Aegean and Mediterranean Seas, Turkey and Greece came together for an annual NATO naval exercise on Tuesday. The traditional rivals are among 12 alliance members taking part in Dynamic Mariner-Mavi Balina 22 off Turkey's western coast. (AP Photo/Khalil Hamra)"

American naval army soldiers demonstrate military skills over a ship during an annual NATO naval exercise on Turkey's western coast on the Mediterranean, Thursday, Sept. 15, 2022. Having spent recent months engaged in an escalating war of words over disputes in the Aegean and Mediterranean Seas, Turkey and Greece came together for an annual NATO naval exercise on Tuesday. The traditional rivals are among 12 alliance members taking part in Dynamic Mariner-Mavi Balina 22 off Turkey's western coast. (AP Photo/Khalil Hamra)"