Is Akshay Kumar's 'Rustom' based on the Nanavati Scandal of 1950s?

Akshay Kumar released another poster of his upcoming film 'Rustom' which has him playing a Naval poster. The new poster is intriguing and raises the curiosity level of his fans even more. The poster has a blurb of sorts that reads, '3 Shots That Shocked The Nation'. Reportedly, the film is based on the Nanavati Sacndal which had rocked the nation in the 1950s. A decorated naval officer, KM Nanavati had shot his wife's lover when he had refused to marry her. The case was much publicized and Nanavati was held guilty by the trial jury but subsequently the verdict was upheld and he was released from the jail. Kumar's film 'Rustom' releases in August during Independence day.