Mrs D these groups were started during the 60-70’s Womens lib, radical welfare rights groups. The Church took no action then and they have festered under the surface for decades. They NOW feel embolden to show their TRUE nature.
They never disdavowed abortion forcefully.
The radicalized nuns likely haven't ever watched EWTN. I'm a Lutheran and I watch EWTN. EWTN's in Alabama with their news bureau in D.C.