'I had to defend myself with javelin after balaclava-clad gang attacked me as I walked my dog'
!['I had to defend myself with javelin after balaclava-clad gang attacked me as I walked my dog'](https://i2-prod.mirror.co.uk/incoming/article33247706.ece/ALTERNATES/s615/0_Liam-Canavanjpeg.jpg)
Liam Canavan, 28, from Wirral, was walking his Jack Russell through the estate when he came across a group of four to six balaclava-clad men who he says had smashed a window