Title: Strangers on a bridge
Subjects: Soviet Espionage, Trials, litigation, Foreign relations, Espionnage soviétique, Relations extérieures, Diplomatic relations, Russian espionage, Trials (Espionage)
Places: United States, Soviet Union
People: James B. Donovan (1916-1970), Rudolf Abel (1903-1971), Francis Gary Powers (1929-1977), Frederic L. Pryor