fishermen teamed up to rescue a stranded whale. discovered stuck near captioning sponsored by cbs >> evans: the new omicron variant spreading. spreading. >> reporter: i'm debora patta in johannesburg where scientists are racing against the clock to determine just how dangerous the new variant is. >> evans: here in the u.s., the scramble to keep it out. >> reporter: i'm michael george in new york, with concerns over omicron coming to the u.s. what we know and don't know about the new variant. >> evans: also tonight, holiday shoppers on alert as an alarming smash-and-grab crime spree targets retailers. >> reporter: i'm lilia luciano in los angeles, where shoppers are ready to spend while police are closely watching. >> evans: drug smuggling on