Ricin the attack on Georgi Markov another Bulgarian defector, Vladimir Kostov, survived a similar attack. Kostov was standing on an escalator of the Paris metro when he felt a sting in his lower back above the belt of his trousers. He developed a fever, but recovered. After Markov's death the wound on Kostov's back was examined and a ricin-laced pellet identical to the one used against Markov was removed. Several terrorists and terrorist groups have experimented with ricin and caused several incidents of the poisons being mailed to U.S. politicians. For example, on May 29, 2013 two anonymous letters sent to
Waterloo Bridge (1940 film) in New York and shortly after in London to positive reviews. "It owed much to the dialogue of Robert E. Sherwood's original play, and to good, shrewd screen directing." The film is recognized by American Film Institute in these lists: According to MGM records the film earned $1,250,000 in the US and Canada and $1,217,000 elsewhere resulting in a profit of $491,000. "Waterloo Bridge" was dramatized as a half-hour radio play on two broadcasts of "The Screen Guild Theater", the first on January 12, 1941 with Brian Aherne and Joan Fontaine and the second on September 9, 1946 with Barbara