"Tens" of insurgents killed north of Baghdad.

Even though the title of this Reuters article at Yahoo is "Iraqis protest arrest of Shi'ite leader's son", and goes on to explain,

Iraqis took to the streets of Shi'ite towns and cities on Saturday to protest over the detention by U.S. troops of the eldest son of Abdul-Aziz al- Hakim, one of Iraq's most powerful Shi'ite leaders.

What it brushes over is even more important, namely,

North of Baghdad, Iraqi troops supported by U.S. aircraft killed "tens" of militants at an insurgent base early on Saturday, the Interior Ministry said. Ministry spokesman Brigadier Abdul-Kareem Khalaf said a large Iraqi force clashed with insurgents in a rural area of Mashahda at dawn. U.S. air strikes destroyed the base. "Tens of people were killed in the operation ... We wiped out their base," Khalaf said.

This attack is significant as Mashahda has been the site of many significant attacks to include downing of helicopters, attacks on oil pipelines, and convoys. It is close to where Zarqawi was killed and is in the heart of the Sunni Triangle. Will report more as information becomes available.