Analysts differ over responsibility but agree that attack was aimed at reconciliation efforts Read more about Who is behind bombing of Hamdallah convoy? 

Palestinians fear severing of Qatari lifeline to isolated territory. Read more about Qatar crisis cranks up pressure on besieged Gaza 

Assassination of Mazen al-Fuqaha seen as challenge to new Hamas leader. Read more about Testing times in Gaza 

Abdel Sattar Qassem is an outspoken critic of security coordination with Israel. Read more about Palestinian Authority arrests dissident professor