The South Korean public is lukewarm about reforms like extending the work week, Karl Friedhoff writes, but Yoon likely sees value in taking a harder line.
"Widespread skepticism of Washington has given way to the belief that US forces have a role to play on the peninsula for the foreseeable future," Karl Friedhoff writes.
"It's better to think about this as just a catalyst. If there were no exercise ongoing, then of course North Korea would find other reasons to launch missiles."