Mobile Phone Forensics

When you were processing the USB drive belonging to a Triton Corporation employee for potential child pornography, you recieved a phone call from the Grantham Police Department advising you that they have an active criminal investiagation on the employee.  The police recently secured a search warrant and seized the Apple iPhone 6s belonging to the employee.  The police request that you conduct forensics on the mobile phone.

Compose a 2-3 page paper outlining the steps you will take to forensically process the cell phone for evidence.  What hardwar/software will be utilized in the forensics?  What type of information can be forensically retrieved from the mobile phone?  

Please compose paper in APA style format and include 2-3 cited sources of information.