That's what they do now, and have been doing forever. How else can they require relatives of jailed Americans to pay for room & bard(!) while in jail and extract other extortions before releasing their prisoners?
You need to get out more.
"That's what they do now, and have been doing forever."
Actually, Mexico is far better about contacting consuls as required under the convention. As are most States. Texas is the most agregious violator.
" How else can they require relatives of jailed Americans to pay for room & bard(!) while in jail and extract other extortions before releasing their prisoners?"
That's a different story than contacting consulates, isn't it? Anyway, some jurisdictions in the US require prisoners to cough-up room and board.