SEPTA abandons the battle over controversial ads on buses. Bobby Allyn reports the transit agency hopes a policy change will avoid similar troubles. Laura Benshoff reports that Gov. Tom Wolf’s call for an ambitious investment in pre-K may require trade-offs. NewsWorks Tonight host Dave Heller chats with WNYC’s Matt Katz about New Jersey Gov. Chris Christie’s post-Bridgegate reform record. Mark Eichmann goes behind the scenes of the uncovering of a Picasso painting that was hidden beneath another Picasso. Peter Crimmins reports on a Philadelphia choral group that will premiere a new work in which they channel a radio dial.