Lady Plural. In regard to these alternative forms there are no strict rules to guide our use of them. Women are usually more sensitive than men.
The media are presenting the story inaccurately. See subject verb agreement Forming Plurals Table. Some Irregular Plural Forms.
Its only a question of degree.
Similarly the singular possessive for Lady is Ladys and the plural possessive for Lady is Ladies. As forms of address both nouns are used in the plural Ladies and gentlemen thank you for your cooperation but only lady occurs in the singular. The plural form of woman is women. Heres one that people get wrong all the time.