PC Marc Horsewood from Lincolnshire Police speaks to ITV News about the importance of the march in London.
He is just one of up to 20,000 police officers from forces across England and Wales travelling to London today.
This is the first police march in the capital for more than four years.
More top news
Birmingham children's services is under the spotlight again after the death of the toddler at the hands of her legal guardian.
The toddler died after suffering eight months of abuse at the hands of her legal guardian Kandyce Downer.
After a cool start, Thursday will be another dry and warm day with some good spells of sunshine.