NY illegal migrant accused of stabbing neighbor 50 times, killing co-worker

Key facts

• Rony Yahir Alvarenga Rivera, an illegal migrant, is accused of stabbing his neighbor 50 times.
• The stabbings occurred in their Long Island apartment building.
• Rivera is also accused of killing a co-worker at a Wendy's restaurant.
• The motive for the attacks has reportedly been revealed.

Rony Yahir Alvarenga Rivera, identified as an illegal migrant, is accused of a violent crime spree on Long Island. He allegedly stabbed his upstairs neighbor approximately 50 times within their shared apartment building. Following this attack, Rivera is also accused of killing a co-worker at a Wendy's restaurant. The motive behind these violent acts has reportedly been uncovered.