Husband of American woman missing in Spain denies involvement, disputes couple was going through

CBS News - For more and to sign up click here The husband of an American missing in Spain under suspicious circumstances played no part in her disappearance and disputes her family's contention that their impending divorce was "nasty," his attorney said Tuesday.David Knezevich was in his native Serbia when his wife, Ana, disappeared from her Madrid apartment on Feb. 2 and has been cooperating with both Spanish…