WILMINGTON—The Rotary Club of Wilmington hosted speaker Manu Asthana, President and CEO of PJM Interconnection, on Thursday. Asthana discussed the current and future state of the nation’s largest power grid. As the overseer of a network spanning 13 states and the District of Columbia, PJM manages over 1,400 generators and 90,000 miles of high-voltage power lines, ensuring electricity reliability for …