Where is the line abandoned by the routes operated by Northern on behalf of Merseytravel?
City Line (Merseyrail):  It appears on maps of the Merseyrail network as red, and covers the Liverpool–Wigan line as well as the two routes of the Liverpool–Manchester lines. City Line (Merseyrail):  Although it is branded under the Merseyrail name, the routes are operated by Northern on behalf of Merseytravel rather than by the Merseyrail franchise. Liverpool–Manchester lines:  The fourth route, the most southerly, is largely abandoned east of Warrington with the remaining section mostly catering for freight trains.
east of Warrington