PHILADELPHIA (CBS) — Police in Philadelphia responded to a call about a double stabbing in Old City in the early hour of Saturday morning.

Three men were in an apartment playing cards when it turned violent.

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One man struck another with a bottle on the head.

In retaliation, the man that had been struck with the bottle responded by stabbing the other man.

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The fight escalated and stab wounds to the head and upper body were reported as injuries that both men sustained.

The other man remained safe as he witnessed the incident.

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Both men were transported to Hahnemann University Hospital in critical condition, but they are expected to survive.