Marking a significant chapter in telecommunications history, 113-year old Nortel Networks filed for Chapter 11 bankruptcy protection in the U.S. and under the Companies' Creditors Arrangement Act ("CCAA") in Canada. Nortel said the filing will enable it to deal with its cost and debt burden, to restructure its operations and to narrow its strategic focus in an effective and timely manner.Nortel said normal day-to-day operations would continue without...