Yesterday's news that President Obama was trying to reverse millions of health insurance cancellation notices can seem confusing - but it doesn't have to be!

Working with Post TV video producer Kate Tobey, we've put together this video that clocks in just under one minute (57 seconds, to be exact) and explains what, exactly, the president did yesterday.

Wonkblog's Sarah Kliff explains how Obamacare is changing after many insurance policies were canceled, and how the president plans to un-cancel some of them. (The Washington Post)

Or, if you prefer your explainers in text form, you can check out this Q&A on how this policy works.