Calgary

A mistrial was declared Wednesday evening in a Calgary murder trial involving a man who admitted to killing his mother with a rock while high on LSD.

Jurors deliberated more than two full days but could not reach unanimous verdict

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A mistrial has been declared in the case of a Calgary man who admitted to killing his mother. (David Mercer/CBC)

A mistrial was declared Wednesday evening in a Calgary murder trial involving a man who admitted to killing his mother with a rock while high on LSD.

After hearing two weeks of evidence, the prosecution asked the jury to find Alex Xu guilty of second-degree murder in the death of his mother Alice (Jingying) Ai, 56.

Xu admitted to killing Ai, but his lawyer argued his client was so high on the hallucinogenic drug that he believed he was…