Tree fall into my wall. Can not remove it.

I chopped a tree close to my wall and it fell into my wall and is stuck there:
http://game.salemthegame.com/mt/ss/ee4b ... 4d742b3ccc

Any advice how to get rid of it without tearing down my wall?
If I leave it there, will it help raiders in any way?
http://game.salemthegame.com/mt/ss/ee4b ... 4d742b3ccc

Any advice how to get rid of it without tearing down my wall?
If I leave it there, will it help raiders in any way?