Complex sentence: Civita was joined in the enterprise by numerous family members, including his wife, Mina (who edited "Claudia"), and their daughter Adriana, who became the company's chief correspondent during the Vietnam War.
Split into simpler sentences: Civita was joined in the enterprise by numerous family members, including his wife, Mina (who edited "Claudia"). Their daughter Adriana became the company's chief correspondent during the Vietnam War.