If Iran’s suspicions about the deaths are confirmed, these would be the latest killings in a shadow war that is reaching new intensity as Iran moves closer to nuclear weapons capability.
They both graduated from Iran’s top universities — young, healthy and athletic — before they suddenly fell ill in late May. The two scientists grew sicker and sicker, and ended up in the intensive care units of hospitals in two different cities nearly 400 miles apart.
Then, they both died within days of each other.
