showing folks how important, vow valuable the lagoon is and how to search for ways to really take care of it. reporter: take care of these gentle giants and an entire ecosystem. manual bojorquez, cbs news fort pierce, florida. we learn tonight that actor ned beatty has. he appeared in more than 160 films making his big screen debut with a role in 1972 deliverance, we go on to star in superman, network and other barnett: straight ahead on the cbs weekend news the african continent suffers a severe vaccine shortage. cbs news is there. and later treehouse take off, a project born of pandemic boredom booms.