Part 1 Using proper APA format in at least 800 words, briefly discuss the evolu

Part 1
Using proper APA format in at least 800 words, briefly discuss the evolution of fire investigations and its impact on arson cases. Also briefly provide an overview of the reliability of computer fire models at trial. (2 scholarly sources)
Part 2
Using proper APA format in at least 800 words, provide a brief overview of terrorist use of improvised explosive devices (IEDs), such as pipe bombs and what is known about the fragmentation of pipe bombs with varying case thickness. (2 scholarly sources)
NOTE: This is a 2 part essay both topics need 800 words minimum. The sources are not counted in each 800 word essays. Attached are the original instructions.