A new video doing the rounds online shows its maker handling what is described as a "Huawei P50 Pro (dummy)". Presuming it is genuine, it may thus confirm numerous previous leaks for the phone, those pointing to an extra-large camera hump designed to house 5 lenses included - one of which is very clearly a periscope lens in this new clip.
https://www.notebookcheck.net/An-alleged-Huawei-P50-Pro-dummy-goes-hands-on-in-the-wild-possibly-confirming-5-rear-cameras-in-the-upcoming-flagship.552343.0.html