Originally Posted by sigrab
By followed I didn't mean she was right behind him. She was looking for him and her search led her to the church.
And why does it even matter how long it took her to get there?
She went there to see Dex and to her surprise, she got more than she bargained for.
It was the sole purpose of that scene.
She sent him to the church, IIRC, to do a final forensic sweep, she knew he was going to be there.