This page should be supported: iframe.wp-embedded-content is not essential and should be removed, moreover, there’re actually no embeds displayed in the original article, only a blockquote with a link:
https://telegra.ph/file/e345b99921090c09719c9.png

Same:
https://instantview.telegram.org/contest/businesstraveller.com/template17/?url=https%3A%2F%2Fwww.businesstraveller.com%2Fbusiness-travel%2F2019%2F03%2F26%2Faer-lingus-to-allow-partial-flight-payments-with-avios%2F