A 58-year-old man from Kerala's Palakkad was arrested on Tuesday for allegedly killing a woman, Lakshmi and her son Sudhakaran. The accused, identified as Chenthamara, was earlier arrested for allegedly killing Sudhakaran's wife in 2019. He was granted bail in the 2019 case under the condition that he wouldn't enter area where the family lived, however, he violated the condition.