 Moodys Investors Service, Moodys today downgraded Altera Infrastructure L.P.s Altera Infrastructure Corporate Family Rating to Caa1 from B3 and assigned a Caa1-PD Probability of Default Rating PDR. Altera Infrastructure L.P. changed its name from Teekay Offshore Partners L.P. on 24 March 2020. The rating downgrade reflects Altera Infrastructures continuing challenging liquidity position, as well as Moodys expectation of softening financial performance in 2020. 