Pokémon GO is in the process of being updated to version 0.91.1 for Android and 1.61.1 for iOS devices. Details from the Pokémon GO development team at Niantic are as follows:
- Improved the in-game News feature.
- The Pokémon Collection search function now lets Trainers search using “Shiny.”
- Various bug fixes and performance updates.
Source: Official Pokémon GO blog
Pokémon Blog 
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