‘I have no idea how my girlfriend came to be battered to death with a claw hammer’

A lover accused of bludgeoning his boxer ex-girlfriend to death after she complained about his steroid use said wanted to end the ‘toxic relationship’ but has no memory of killing her. Polish Wojciech Tadewicz, 26, allegedly killed mother-of-two Sandra Zmijan, 32, with a claw hammer on September 20. The amateur boxer was still breathing for over an hour after the attack before she died in his garden in Hayes, west London, on the day before her 33rd birthday, it is…