James Welch, legal director for human rights group Liberty, said:
Statistics suggest that Mr Lawrence's experience of repeated searches is not unusual.
The police maintain that stop and search is an important tool in their armoury. But they seem incapable of exercising the power in a non-discriminatory way.
That will leave many questioning whether they should have the power of stop and search at all.
More top news
A man with 62 penalty points on his licence is among thousands of motorists allowed to drive despite exceeding the limit warranting a ban.
Storm Doris is set to bring severe weather across much of the UK on Thursday as heavy rain and strong winds push in from the west.
President Trump has scrapped protections for transgender students that had allowed them to use bathrooms matching their gender identity.