It was only at the end of the block, that cross street from the Bowery that led to the Sanctuary.

How much time had he?
He turned the corner into the darker cross street.

Whitey Mack would have learned from Bristol Bob that Larry the Bat had just been there; that is, that Larry the Bat was not at the Sanctuary.

Whitey Mack would probably be in no hurry--he and Lannigan might wait until later, until Whitey Mack should be satisfied that Larry the Bat had gone home.

It was the line of least resistance; they would not attempt to scour the city for him.