Bridges across the Bosphorus in Istanbul close as gunshots are reported in the capital, Ankara.

Commander: ‘We are fighting ISIS for the whole world.

While the probe into Netanyahu's fund-raising dealings are sourced locally and mostly internal, there are some external influences.

"There is no limit to what Hamas terrorists will say and do...the destiny of Hamas is one, like that of ISIS and Hezbollah," says Oren Hazan.

Republicans have launched a parallel effort in the House to compel the State Department to define “refugee,” as the term pertains to the Palestinian question.

"Every Israeli and Palestinian child deserves a life of hope, of tranquility and opportunity," says Netanyahu.

“This is the single action history will remember you by, and history will not be kind,” petition says.

Attack appears to be the work of a lone wolf or local cell, experts say; An EU-wide counter-terror organization is needed, though lone attackers are very difficult to stop.