This is the bizarre moment two elderly women were knocked to the ground after a man backed into them in his electric wheelchair - before driving off.The clip shows the two ladies, one believed to be in her 90s, waiting at a bus stop outside what appears to be a newsagent.Footage from inside the shop shows the women waiting patiently as a man in the electric wheelchair drives past.However, rather than continuing on the path, he then starts backing his chair into the two women who are facing the other way as they wait for their bus.He quickly reverses into them and knocks over the woman in an burgundy jacket and holding a cane.After he jerks the chair into her she gets a fright and falls to the ground.The other woman turns around to help the lady but the man continues to reverse his chair and knocks the other elderly lady down onto the pavement.