Israel has arrested several people in connection with an arson attack in July that killed a Palestinian toddler and his parents in the West Bank village of Duma — a result of an investigation criticized by both Palestinians and a U.N. official for its slow pace.
 
Israel’s internal security service, the Shin Bet, said Thursday it had apprehended several individuals it believed were linked to a "Jewish terrorist" organization and that there were “concrete suspicions” they were connected with the summer attack.
 
Read more: Al Jazeera