Threatening Social Media Posts

Find the 2011 case which resolves the following issue: Whether the true threats exception to speech protection under the First Amendment requires a jury to find the defendant subjectively intended his statements to be understood as threats. 

additional hint:  original case decided in 2011 in Eastern District of Pennsylvania, and then affirmed in 2013. include citations to both the 2011 and the 2013 case.  keywords -  true threats" AND "social media" 

The case is about threatening social media posts.

Once you have found the case, please answer the following questions:

1. What is the name of the case, the complete case citation, and which court decided it.
2. The name of the party who won the case, and why
3. The rule of the case applied by the courts to resolve the legal issue and dispute.