Yes, the NTSB guy said they retrieved it and can likely get data from it even though it did have a little water penetrate. The plane had two boxes, the voice recorder and the data recorder. The blackhawk had that in a single, combined unit. He was pretty sure all the data can be retrieved.
Press briefings -- 1 - https://www.youtube.com/live/d860IiUhaWo -- 2 - https://www.youtube.com/live/eNEY7rBDlOg
Whether or not that will solve the 375' altitude or visibility issue, we'll see.