What happened to us should not happen to anyone else in future. A strong message has to be sent by our judicial system that such acts will not be dealt with lightly," said one of the victim's father.
Their warning came on the last official day of campaigning before polling booths open at 7 am local time on Thursday with the final result expected early on Friday.
New Zealand are placed in Group B along with Turkey, Paraguay and Mali.
An attacker drove a car along a pavement in Westminster, stabbed a policeman and was shot dead by police in the grounds of Parliament.
'The maverick, alpha male, super suave spy, who kills as efficiently as he charms the pants off women, doing the mother of all gender-benders and trading his tux for high heels?'
Ghana outclassed Colombia 1-0, while New Zealand held Turkey to a 1-1 draw in the opening matches of the FIFA Under-17 World Cup on Friday.
Terrorism struck at the heart of London after a vehicle veered off the road and mowed down pedestrians on London Bridge and witnesses described men with large knives stabbing passersby at nearby Borough Market.
'Even the mafia has certain ethics and follow certain rules, but Abu Salem was so ruthless, so inhuman, there was no ethics at all. He had no basic humanity in him.' India's foremost crime writer S Hussain Zaidi on the dreaded gangster.