The Chris Pincher scandal started with the news that the deputy chief whip was resigning after he was accused of drunkly groping two men last week. But the most important question for Boris Johnson is this: did he know that there were earlier allegations of sexual misconduct against Pincher, which he denies, when he gave him the job? NDTV's Parmeshwar Bawa takes us through a timeline of allegations and breaks down the details.