Complex sentence: As he was coming up the Hudson River, he made another hard left turn... One or two minutes before it crashed into the World Trade Center, Flight 175 narrowly avoided a mid-air collision with Midwest Airlines Flight 7 (Midex 7).
Split into simpler sentences: As he was coming up the Hudson River, he made another hard left turn.... Just one or two minutes before it crashed into the World Trade Center, Flight 175 narrowly avoided a mid-air collision with Midwest Airlines Flight 7 (Midex 7).