...Viability Rating (VR) Drives IDRs: The bank's VR is highly influenced by its tight capitalization metrics compare with international banks and the country's operating environment. Corpbanca Colombia's ratings also consider its moderate financial performance, reasonable although worsening asset quality and sound risk management, as well as the improvements in its liquidity management. Operating Environment Key Rating Factor: The operating environment highly influences Corpbanca Colombia's VR given the challenges associated with a lower economic growth potential over the medium term, which could potentially have a negative effect on the bank's capital metrics, asset quality ratios and overall profitability, among others, challenging the bank's efforts to improve its financial performance. Tight Capital Ratios: Capital injections and the commitment not to pay dividends during the first years of operation as a merged entity, support Corpbanca Colombia's capital ratios (Fitch core capital ratio...