It’s not ‘we’/‘us’ though, it’s the independent investigative committee…Probably not since the Der Spiegel allegations, but we’re apparently demanding messages dating back to 2009.
… which makes it sound even more like, they’ve found something, they don’t like what the PL have said to try and tide it over, so they’ve asked for the lot.
It’s really a complete cock-up by the PL and whoever is leaking to media has the brain of a walnut, as it’s just making them look worse, rather than being all private.