Calendar: Week of September 18

Here's a look at the week ahead on our "Sunday Morning" Calendar:

        
Monday is Day One for the Yale Climate Conference, featuring sessions on everything from the future of energy to citizen activism. 

          
On Tuesday, baseball writer Roger Angell, the author of "The Summer Game," celebrates his 97th birthday.

        
On Wednesday, nominations for the 18th annual Latin Grammy Awards will be announced.

     
Thursday's the day Fortune magazine unveils its list of the most powerful women in business. General Motors CEO Mary Barra topped last year's list.

     
Ready or not, Friday is the first day of Fall.

        
And Saturday marks the 50th anniversary of the release of Louis Armstrong's classic rendition of "What a Wonderful World," composed by Bob Thiele and George David Weiss.

Louis Armstrong - What A Wonderful World (Lyrics) by Laganini on YouTube

Satchmo later released a version with an extended introduction:

Louis Armstrong - What a Wonderful World (extended intro) by nzlatev on YouTube