Complex sentence: Dunston later changed his plea from not guilty, to guilty, when he found out what actually happened, he would then make a formal apology to every member of the SEAL team, and made a public apology to the world.
Split into simpler sentences: Dunston later changed his plea from not guilty, to guilty, when he found out what actually happened. He would then make a formal apology to every member of the SEAL team, and made a public apology to the world.