Green Party Assembly Member, Baroness Jones, became embroiled in a row with Boris Johnson at Mayor's Question Time after telling him to "apologise to Londoners" for his record on cycling safety, and his "flawed and dangerous (cycling) policies".
More top news
Police arrived at the 73-year-old's home after Alfie chased a delivery man.
Officers believe the three assaults are linked and are appealing for information about the suspect.
Nine addresses in Lewisham were searched and 13 arrests made early on Tuesday morning in a planned, intelligence-led operation.