Prime minister Binyamin Netanyahu triumphed over a leadership challenge from within his party although hes facing criminal charges and a general election coming up this spring. Well im terry martin good to have you with us a passenger jet with 98 people on board has crashed in kazakhstan Authorities Say at least 12 people have been killed in the back airplane came down shortly after takeoff from the city of mopti on route to the capital knows more than 60 others on board have survived with injuries. Well joining me now from perth is Aviation Industry expert Geoffrey Thomas geoffrey what more can you tell us about the circumstances of this crash is there any indication what might have caused it. Look there are a couple of scripts from asian from passengers from passenger interviews one person talked about a large bang just off to take off another person however spoke of a loud shot up and the plane vibrating now that could have been caused by an ice buildup on the wing the plane possibl