Complex sentence: The newer alignment crossed over Highway 401, which has no access to that highway, but was in the news in early 2005, when a suicide occurred where the victim first threw his five-year old daughter from the bridge--she survived.
Split into simpler sentences: The newer alignment crossed over Highway 401 but has no access to that highway. It was in the news in early 2005, when a suicide occurred where the victim first threw his five-year old daughter from the bridge--she survived.