30,000 cops marching in London. Figures from Met control room. GS
Numbers increasing on police march. GS
The PM's spokesman says today's strikes were "unnecessary" and that the "impact has been limited". He said borders managed without delays.
More than 20,000 off-duty police officers took to the streets today as they warned that Government cuts are putting public safety at risk.
The last time this many police officers hit the streets of London it was to quell the worst disturbances in England for a generation.