(Adds fighting in Anbar) BAGHDAD, Jan 6 (Reuters) - Iraqi Defence Minister Khaled al-Obeidi said on Tuesday that the Iraqi military has started rebuilding after its near total collapse last summer but that the effort is still in its initial phase. "We are still in the early stages; some of them are k**wn to you, and some remain a secret," Obeidi said in a televised address on the national holiday Armed Forces Day. ...