Pokémon GO is in the process of being updated to version 0.69.1 for Android and 1.39.1 for iOS devices. Below are some release notes and comments from the development team at Niantic:
- Spark has returned to appraise Pokémon for Team Instinct Trainers.
- Resolved a motivation decay bug impacting Pokémon with less than 3000 CP.
- Resolved a bug causing Pokémon GO to freeze after consuming potions too quickly.
- Resolved a bug causing Pokémon GO to freeze after all 6 Pokémon faint during a Raid Battle.
- Resolved an issue causing iPhone 6 devices to crash.
Source: Official Pokémon GO blog
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