Mom Lynda Cruz paid $50,000 to adopt alleged school shooter Nikolas Cruz from his “drug addict” biological mother when he was just 3 days old, and then dropped another $15,000 on his younger half-brother, Zachary, when she found out the troubled mom was pregnant again, according to a report. “Nik’s biological mother was just a complete screw-up, drug addict and thief,” former friend and neighbor Trish Duvaney told RadarOnline. “I even said to Lynda: ‘You don’t know the mother’s background.’ Both children were born after one-night stands. The birth mother, she didn’t even really know who the two biological fathers...