Public-private partnerships could take over two key ports near the Panama Canal if courts invalidate a contract with Hong Kong-based CK Hutchison's to operate them, Panama's President Jose Raul Mulino said on Thursday.CK Hutchison holds a 90% stake in the local Panama Ports Company, which had a 25-year concession to operate the Balboa and Cristobal ports, located at both ends of the canal, renewed in 2021…