are affected by the biggest recall in history when takata admits the airbags it makes are faulty. >> we found a sudden halt in the ship. >> a rough ride for thousands of cruise ship passengers when their ship runs aground leaving port. >> ladies and gentlemen, bill murray. >> and saying good-bye. david letterman welcomes his last guest of the "late show" before his farewell show later tonight. captioning funded by cbs >>> this is the "cbs morning news" for wednesday, may 20th 2015. good morning. good to be with you. i'm anne-marie green. we begin with tornados and another round of potentially dangerous weather threatening the southern plains today. there are reports of 27 tornados touching down in texas and oklahoma on tuesday. tornado watches are posted there this morning. large hail and damaging winds are also possible. >> look at that.