Chain of causation can be broken by a third party (e.g. police firing back when shot at)
What test is used to show if victim's own actions were foreseeable and proportionate
Daftness test
What cases demonstrate victim's own actions were not foreseeable?
Williams
What case shows V's suicide after GBH did not break the chain of causation?
Wallace
What case showed the V voluntarily injecting drugs that were provided to them, which DID break the chain of causation?
Kennedy no2
What does the case of Cheshire state?
For medical intervention to break the chain, it must be independent of D's acts and 'in itself potent in causing the result' as to 'render D's conduct insignificant'