Donald Trump taps Supreme Court Justice John Roberts on the back after the State of the Union address, January 2018 (Reuters)

Donald Trump has a new foe: Supreme Court Chief Justice John Roberts.

After Roberts defended judicial independence — responding to Trump’s insult of an “Obama judge” who limited the Administration’s anti-asylum order — Trump pushed back on Wednesday and continued on Thursday:

TrumpWatch, Day 671: Supreme Court Chief Justice v. Trump Over Judicial Independence

I spoke with Monocle 24’s The Briefing about the episode and the prospect of Trump’s tactics backfiring, with a supposed 5-4 conservative majority on the Supreme Court proving far from secure if the President keeps trying to overrun the judiciary.

Listen from 1:02: