Mumbai, May 31 -- The Colaba-BandraSeepz Metro-3 corridor is likely to face a further delay. The Mumbai Metro Rail Corporation (MMRC), which is executing the corridor, needs permission to cut trees in Aarey for building a car depot. Their applications, however, are pending with the BMC's tree authority, which has not been functional since October owing to a Bombay HC stay. The MMRC has already revised the deadline for phase-1 (Aarey-BKC) from December 2020 to June 2021....