Platform (Android, iOS, Website): iOS
App version number, if a mobile app issue (shown under Settings): 2.8.7 (558)
Screenshots of what you are seeing (instructions for taking a screenshot on computers and mobile devices: https://www.take-a-screenshot.org/):
Description of problem (please provide a set of steps we can use to replicate the issue, and make as many as you need.):
Step 1: Add photos to an observation.
Step 2: Click on a photo.
Step 3: Swipe the photo away in any direction.
Step 4: The app freezes although the camera is still working (see screenshot). Need to reopen the app for it to work again.