article_snippet.sent: Reports of kidnappings, beheadings and mass killings are coming out from Al-
article_snippet.sent: The levels of humanity that we have seen have now descended into further levels of inhumanity," said Chris Gunness, spokesman for the UNRWA.  
article_snippet.sent: We are seeing it descend further.
article_snippet.sent: CNN's Samira Said contributed to this report .
highlights_snippet.sent: "Reports of kidnappings, beheadings and mass killings," PLO official says .