Post a link.
But here's ShutterStocks Terms

RESTRICTIONS ON USE OF VISUAL CONTENT
YOU MAY NOT:
i. Use Visual Content other than as expressly provided by the license you purchased with respect to such Visual Content.

ii.Portray any person depicted in Visual Content (a "Model") in a way that a reasonable person would find offensive, including but not limited to depicting a Model: a) in connection with pornography, "adult videos", adult entertainment venues, escort services, dating services, or the like; b) in connection with the advertisement or promotion of tobacco products; c) in a political context, such as the promotion, advertisement or endorsement of any party, candidate, or elected official, or in connection with any political policy or viewpoint; d) as suffering from, or medicating for, a physical or mental ailment; or e) engaging in immoral or criminal activities.

iii. Use any Visual Content in a pornographic, defamatory, or deceptive context, or in a manner that could be considered libelous, obscene, or illegal.

iv. Use Visual Content designated "Editorial Use Only" for commercial purposes.

v. Resell, redistribute, provide access to, share or transfer any Visual Content except as specifically provided herein. For example and not by way of limitation, the foregoing prohibits displaying Content as, or as part of, a "gallery" of content through which third parties may search and select from such content.

vi. Use Visual Content in a manner that infringes upon any third party's trademark or other intellectual property, or would give rise to a claim of deceptive advertising or unfair competition.

vii. Use any Visual Content (in whole or in part) as a trademark, service mark, logo, or other indication of origin, or as part thereof.

viii. Use "stills" derived from Footage except solely in connection with the in-context marketing, promotion, and advertising of your derivative works incorporating Footage.

ix. Falsely represent, expressly or by way of reasonable implication, that any Visual Content was created by you or a person other than the copyright holder(s) of that Visual Content.
If you require any of the foregoing rights, please contact Customer Service. (Phone: Inside US 1-866-663-3954, Outside US 1-646-419-4452 Email: Customer Support)

Micro Stock is a shady market. I'm guessing your new. Get use to lots of surprises ...

While it's not specifically detailed in the terms restrictions item ii. it states including but not limited to . Which might be interpreted as you can't use a image of a model to misrepresent it as yourself.
Have your husband write them stating it is his likeness that they are using saying it is them and need to take it down.

Dear me, Jo Ann! What a troubled life you've led! 

Dear me, Jo Ann! What a troubled life you've led! 

lol

Excellent!

While it's not specifically detailed in the terms restrictions item ii. it states including but not limited to . Which might be interpreted as you can't use a image of a model to misrepresent it as yourself.
Have your husband write them stating it is his likeness that they are using saying it is them and need to take it down.

Which, if it turns out to be a legitimate use, could be a great way of getting booted off whichever site they bought it from, or at the least, you could get a warning about using flakey models and told to take all of his pics off the site.