More on this as confirmable reports come in, but for now here is the most recent report.
Soldiers are searching areas near the home of sect leader Mohammed Yusuf in Maiduguri, the capital of Borno state.Massive movements of security forces are happening throughout the region as well.
On Tuesday the army shelled the compound, exchanging heavy gunfire with militants.
Update 0700hrs ('blog time)
Nigerian Police reports are now stating over 300 killed in the fighting, since Sunday.