To check violence during the fifth phase of assembly election in West Bengal today, close to 80,000 personnel of central and state police forces have been deployed in 53 constituencies spread across the three poll-bound districts. Election Commission officials said they have deployed around 680 companies of central police forces and over 20,000 state police personnel in over 53 constituencies of South 24 Parganas, Kolkata South and Hooghly districts.