ABC is exploring the worlds of TV news, politics and genius 11-year-olds in its latest batch of drama pilots, while it's apocalypse now for NBC, according to Variety.

NBC has greenlighted the post-apocalyptic drama pilot Day One, from Heroes scribe Jesse Alexander.

The hourlong takes place following a catastrophic global event that destroys the world's infrastructure. Action centers on a small group of survivors.

Universal Media Studios is behind Day One. Alexander's credits include Alias and Lost.

The Alphabet net's I, Claudia centers on the world of a young prosecuting attorney who, viewers learn, will one day be a contender for the presidency.

In present-day I, Claudia, however, lead character Claudia McIntire is more concerned about her love life than her career.

Also at ABC, Grey's Anatomy creator Shonda Rhimes is giving the TV news beat another try. Having twice attempted to develop a drama about war correspondents, Rhimes is now exec producer on Inside the Box, set in a D.C. network news bureau.

Richard E. Robbins, a news producer wrote the script, which centers on a female news producer and her colleagues. Betsy Beers is also attached.

ABC additionally picked up an untitled pilot from Daniel Cerone (Dexter), about a Savannah police detective who discovers, after his father dies, that he has an 11-year-old brother with a genius IQ.

The detective winds up partnering with his young brother, who helps him solve crimes. Show is based on the Argentinian series Brothers and Sisters. Cerone is exec producer.

I, Claudia, Inside the Box and the Cerone drama all come from ABC Studios.