North Miami man accused of stabbing victim 7 times

A North Miami man, James Mackenzie, is accused of stabbing another man seven times at his home, causing life-threatening injuries, including a wound to the heart. The victim remains in critical condition, and Mackenzie faces a second-degree attempted murder charge. A folding pocketknife with blood was found in Mackenzie's home, and surveillance audio captured the victim pleading for medical help.