Many homegrown Islamist terrorists labeled as "lone wolves" may not have been so lone after all, court papers filed Thursday in Virginia show. Jesse Morton, a founder of the radical website Revolution Muslim, pleaded guilty to conspiracy and two counts related to communicating threats. The charges stem from threats posted on Revolution Muslim against producers of the animated comedy "South Park" after an April 2010 episode featured a character that was supposed to be the prophet Mohammed fully concealed in a bear suit. The reference was meant to lampoon the violent reaction some Muslims have to images of the prophet....