A fake claim in the name of the small extremist group Hasm, reported by multiple local media, spread on social media soon after the attack.
Egypt accuses Hasm of being a militant wing of the Muslim Brotherhood, an Islamist group it outlawed in 2013.
Egypt has been fighting against a wave of terror activities that killed hundreds of policemen and soldiers since the military toppled former Islamist president Mohamed Morsi in July 2013 in response to mass protests against his one-year rule and his now outlawed Muslim Brotherhood group.
Combing operations continue in the deserted region as the security forces are trying to flush out the remaining insurgents.
Trump to allow release of thousands of JFK files by National Archives
The act created a review board known as the Assassination Records Review Board (ARRB) that oversaw the documents' release. Kennedy to be released "subject to the receipt of further information".
President Abdel Fattah al-Sisi was scheduled Saturday to attend events in the northern town of El Alamein on Egypt's Mediterranean coast to mark the 75th anniversary of the pivotal Allied World War II victory in the Battle of El Alamein.
The number of dead was expected to rise, the sources said.
Egypt is now battling an Islamist insurgency.
Sisi's remarks came during a meeting with Defense Minister Sedqi Sobhi, Interior Minister Magdy Abdel Ghaffar, and head of the Egyptian General Intelligence Service Khaled Fawzi, Presidential Spokesman Alaa Youssef said in a statement. The Muslim Brotherhood has denied any involvement in violent attacks against security forces.
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Harmanpreet doubled India's lead in the 19th minute with a powerful flick off the side's third penalty corner. India beat Pakistan 4-0 in their third Super 4s match to enter the final of the Asia Cup 2017 .
He also called on officials to exert all possible efforts to capture the terrorist elements involved in the shootout.
The military has launched security campaigns in Egypts restive North Sinai province, arrested suspects and demolished houses that belong to terrorists, including those facilitating tunnels leading to the Gaza Strip.
Egypt has been under a state of emergency since April when a twin church attack killed scores.
Three Arrested After Shooting Following White Nationalist Speech
Police say the trio were in a Jeep and shouted "Heil Hitler" at a group waiting at a bus stop on Archer Road at about 5:30 p.m. Tenbrink is a convicted felon, police noted, and could face an additional charge of being a felon in possession of a firearm.