Todd Haselton / CNBC:
Amazon introduces three Kindle Paperwhite updates: $140 Paperwhite with 6.8″ display and USB-C, $190 Signature Edition with 32GB storage, and $160 Kids Edition — – Amazon on Tuesday announced three new versions of its Kindle Paperwhite e-reader, including the Paperwhite, Paperwhite Kids Edition and Paperwhite Signature Edition.
