LondonThe head of London’s Metropolitan Police has rejected calls for her resignation as public anger in Britain builds over the force’s handling of a murder investigation that involves a fellow officer.Tensions escalated during the weekend when hundreds of people defied COVID-19 restrictions and gathered in a London park Saturday night in a vigil for the victim, Sarah Everard. Police moved in and arrested four people, prompting shouting and pushing from others in the crowd. Photographs and video showed police officers pinning one woman to the pavement and forcibly removing three women from...…LondonThe head of London’s Metropolitan Police has rejected calls for her resignation as public anger in Britain builds over the force’s handling of a murder investigation that involves a fellow officer.Tensions escalated during the weekend when hundreds of people defied COVID-19 restrictions and gathered in a London park Saturday night in a vigil for the victim, Sarah Everard. Police moved in and arrested four people, prompting shouting and pushing from others in the crowd. Photographs and video showed police officers pinning one woman to the pavement and forcibly removing three women from...WW…