Google is specifically targeting sites where the desktop version is working as intended, but for someone coming from the mobile search results, instead of going to the site as expected, they are redirected to a third party URL.
Google confirmed they removed the ability for some airline sites, such as Trip Advisor and Expedia, to show product rich snippets in the search results.
Google updated the Search Analytics report in the Search Console, added an update line and explained what changes you may see in the report.
Still not sure what Schema, meta-data and SEO is? Kaila Strong breaks down the history of search and breaks down what Schema is and how to use it.