An Egyptian woman waves a national flag as laborers work on the Suez Canal, in Ismailia, Egypt, Tuesday, Aug. 12, 2014 (Photo: AP)

An Egyptian worker takes a rest as he watches bulldozers and trucks at the site of the upgrade project of the Suez Canal, in Ismailia, Egypt, Tuesday, Aug. 12, 2014 (Photo: AP)

Bulldozers and trucks work on an upgrade project for the Suez Canal, in Ismailia, Egypt, Tuesday, Aug. 12, 2014. The canal was opened for navigation in 1869 (Photo: AP)

An Egyptian laborers stand at the site of the upgrade project of the Suez Canal, in Ismailia, Egypt, Tuesday, Aug. 12, 2014 (Photo: AP)

An Egyptian laborer works at the site of the upgrade project of the Suez Canal, in Ismailia, Egypt, Tuesday, Aug. 12, 2014 (Photo: AP)

Egyptian workers rest inside their tent at the site of the upgrade project of the Suez Canal, in Ismailia, Egypt, Tuesday, Aug. 12, 2014 (Photo: AP)

An Egyptian worker washes his face near the site of the upgrade project of the Suez Canal, in Ismailia, Egypt, Tuesday, Aug. 12, 2014 (Photo: AP)

An Egyptian soldier stands guard near the Suez Canal as an American container ship crosses the Suez Canal in Ismailia, Egypt, Tuesday, Aug. 12, 2014 (Photo: AP)

Egyptian fishermen fish in front of a Maltese ship crossing the Suez Canal in Ismailia, Egypt, Tuesday, Aug. 12, 2014 (Photo: AP)