Criminal Justice essay

Using proper APA format in at least 800 words, briefly discuss the evolution of fire investigations and its impact on arson cases. As well as, briefly provide an overview of the reliability of computer fire models at trial. 

Answers must be supported by a minimum of 2  scholarly peer-reviewed sources.

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. 

Answers must be supported by a minimum of 2  scholarly peer-reviewed sources.