+ The second impeachment of Donald Trump: what happens next? + Donald Trump is impeached for second time + Barnier warns post-Brexit border friction is the new normal + Covid infection shown to provide as much immunity as vaccines + Australian scientists cast doubt on Oxford/AstraZeneca vaccine -- Become an FT subscriber to read: Brexit deal leaves much unchanged, institutionally Brexit looms. Access the news and analysis you need now to navigate this monumental shift: The FT provides the most robust Brexit coverage, including: * An unmatched number of scoops * Expert opinion & regional perspectives * Daily Brexit Briefing newsletter barrier image