Conversation so far:
What were some of Anwar al-Awlaki's connections?
Al-Awlaki influenced several other extremists to join terrorist organizations overseas and to carry out terrorist attacks in their home countries.
What countries was he going after?
The cases included suicide bombers in the 2005 London bombings, radical Islamic terrorists in the 2006 Toronto terrorism case, radical Islamic terrorists in the 2007 Fort Dix attack plot.
Were there others?
the jihadist killer in the 2009 Little Rock military recruiting office shooting, and the 2010 Times Square bomber.

Question: How was he contacting these people?
Self-contained rewrite: How was Anwar al-Awlaki contacting the terrorists?