It seems pageviews/unique devices data is missing for June 14, for any and all projects.
https://wikimedia.org/api/rest_v1/metrics/pageviews/aggregate/fr.wikipedia.org/all-access/user/daily/2018061300/2018061600
https://wikimedia.org/api/rest_v1/metrics/unique-devices/en.wikipedia.org/all-sites/daily/2018061200/2018061600
https://wikimedia.org/api/rest_v1/metrics/pageviews/per-article/en.wikipedia/all-access/user/Cat/daily/2018061200/2018061600
Can this data be backfilled?