WC 4th and Rio Grande, LP, has filed a First Amended Petition against LA Zona Rio, LLC, for not cooperating in accepting a loan payoff. | Stock Photo WC 4th and Rio Grande, LP, has filed a First Amended Petition against LA Zona Rio, LLC, for not cooperating in accepting a loan payoff. The borrower, WC 4th and Rio Grande, LP, was loaned money from the defendant lender, LA Zona Rio, LLC, according to the First Amended Petition filed by the borrower. WC 4th and Rio Grande paid off all loan obligations, but the LA Zona Rio is refusing to accept payments for the loan....