MILWAUKEE (AP) — A Wisconsin teenager charged ... according to a recently unsealed federal warrant. Nikita Casap, 17, was charged last month by Waukesha County authorities with first-degree ...

Nikita Casap, 17, was a person of interest in the case after police found two dead bodies — later identified as Donald Mayer, 51, and Tatiana Casap, 35, his stepfather and mother — in a Waukesha ...

Nikita Casap, 17, is accused of fatally shooting his mother and stepfather —Tatiana, 35, and Donald Mayer, 51 — whose bodies were found in their Waukesha home on Feb. 28, USA Today reports.