Complex sentence: In 1969 he became the first Foreign Correspondent of Gamma Press Images, and in 1970, with his wife Eliane Laffont, they opened the U.S. office of Gamma Press Images agency.
Split into simpler sentences: In 1969 he became the first Foreign Correspondent of Gamma Press Images. In 1970 with his wife Eliane Laffont, they opened the U.S. office of Gamma Press Images agency.