Google's next big challenge to Apple and Samsung is a new $350 Pixel phone that has the Pixel 4's best camera features (GOOG)

· Google has announced a new $350 smartphone called the Pixel 4a that costs hundreds of dollars less than its $800 Pixel 4.
· The Pixel 4a comes with a 12.2-megapixel camera that offers many of the same features as the Pixel 4.
· It's another sign that tech giants like Google are launching less expensive devices to encourage...