A ceasefire deal between Israel and Hamas is due to come into force on Sunday. It will see hostages set free, a phased withdrawal of IDF forces from parts of Gaza and an end to Israel's aerial bombardment.   
 
There is, though, a great deal of uncertainty about the deal and its chances of long-term success.   
 
On the Sky News Daily, Niall speaks to international correspondent Alex Rossi to find out what's happening on the ground in Jerusalem and security analyst Michael Clarke about where the deal might run into trouble and what it could mean for security in the region.  
 
Producer: Soila Apparicio  
Editor: Philly Beaumont