Colleen Taylor reports that Twitter has introduced new "enhanced brand pages" for some news organizations and other users, a process that will continue for months. Here are the improved looks for NPR, NBC News, Huffington Post and Al Jazeera English:

The Huffington Post has about 1.5 million Twitter followers.

Al Jazeera English has about 778,000 Twitter followers.
NBC News has about 195,000 Twitter followers.
NPR has about 93,500 Twitter followers.