Complex sentence: As Agent Kelton delivers the ransom money to the suspect, a sharpshooter takes out the man; a detonator switch in the kidnapper's hand goes off, and Nathan dies when the explosives strapped to him are detonated.
Split into simpler sentences: As Agent Kelton delivers the ransom money to the suspect, a sharpshooter takes out the man. A detonator switch in the kidnapper's hand goes off, and Nathan dies when the explosives strapped to him are detonated.