Pep Guardiola could not rule out the possibility that Manchester City will have to win all their remaining Premier League games to overhaul Liverpool in the title race.
Speaking ahead of Tuesday's trip to Newcastle United, the City manager acknowledged Jurgen Klopp's side were unlikely to drop many points.
The Reds have a four-point cushion at the summit, although their next match at home to Leicester City is not until Wednesday, so the reigning champions have a chance to cut the gap.
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City reached the 100-point mark last season and Guardiola was asked if a similar feat may be required to retain their crown.