Police gathered in Tottenham Police Station on Wednesday morning to be briefed about Operation Martello
Facundo Arrizabalaga/MyLondon
The crackdown would be focused on drug use and dealing around the Seven Sisters Underground Station
Facundo Arrizabalaga/MyLondon
Officers were assisted by two drug detection dogs trained to sniff out the main illegal substances such as heroin and cannabis
Facundo Arrizabalaga/MyLondon
The drug detection dogs are not harmful, but pay extra attention to those it thinks are carrying any illegal drugs by constantly following them
Facundo Arrizabalaga/MyLondon
The first individual who was stopped was subsequently searched by officers
Facundo Arrizabalaga/MyLondon
In the first hour of observing, the LDRS saw 19 people stopped and questioned by police af