NEW YORK–(BUSINESS WIRE)–Kroll Bond Rating Agency (KBRA) is pleased to announce the assignment of AAA (sf) preliminary ratings to the Class A and Class X certificates of BBCMS 2018-CHRS, a CMBS single asset, single borrower (SASB) securitization. The collateral for the transaction is a $400.0 million portion of a $550.0 million, non-recourse, first lien mortgage loan. The fixed-rate loan requires interest-only payments and has a 10-year term. The loan is secured by the borrower’s fee simple a