article_snippet.sent: Al-Shabaab militants comes just months after Al-Shabaab militants murdered non-Muslim workers in a Kenyan quarry.
article_snippet.sent: Al-Shabaab has been behind numerous attacks in the region.
article_snippet.sent: Al-Shabaab has also recruited some Americans, particularly from the Somali-American community in Minnesota.
article_snippet.sent: Al-Shabaab is a Somali group that the United States designated as a foreign terrorist organization in March 2008.
article_snippet.sent: The total size of Al-Shabaab is not clear.
article_snippet.sent: And Al-Shabaab has links to other organizations.
article_snippet.sent: Al-Shabaab predecessor was al-Ittihad al-Islami (AIAI), which worked to create an Islamist emirate in Somalia.
article_snippet.sent: (Al-Shabaab means "the youth.")
article_snippet.sent: But Al-Shabaab enemies -- and alliances -- can shift.
article_snippet.sent: Abu Mansour al-Amriki, a former Al-Shabaab fighter and prolific English-language propagandist for Ethiopian troops, said in a video posted online last year that he had had a fallout with Al-Shabaab "regarding matters of the Sharia and matters of strategy" and feared for he life.
article_snippet.sent: Al-Amriki, whose real name is Omar Hammami, was reportedly killed in southern Somalia by Al-Shabaab.
article_snippet.sent: Sheikh Ahmed Matan, a member of Britain's Somali community, said Sheikh Ahmed Matan, a member of Britain's Somali community knows of hundreds of young Somali men living in the West who returned to southern Somalia for terrorist training.
article_snippet.sent: Al-Shabaab has also "succeeded in recruiting a number of Americans to fight in southern Somalia, most of whom are from Minnesota," CNN national security analyst Peter Bergen wrote in a CNN.com column.
article_snippet.sent: But that didn't mean Al-Shabaab was calling Al-Shabaab quits.
highlights_snippet.sent: Al-Shabaab is an al-Qaeda-linked militant group based in Somalia .
  
highlights_snippet.sent: Al-Shabaab has recruited some Americans .