What do these allegations actually mean for Simon Bridges?

National is dealing with the fallout from explosive claims that its leader is corrupt. 

Rogue MP Jami-Lee Ross says he has evidence that Simon Bridges knowingly falsified electoral donations and will today go police with it. 

He also claims a campaign against him to force him out of parliament. 

So legally where does this leave him... and Bridges? 

Legal expert Chris Gallavin spoke to Duncan Garner. 

Watch the video.