Twitter war between Delhi CM Kejriwal and police over crime rate

Delhi Chief Minister Arvind Kejriwal tweeted via his Twitter handle, "Delhi is witnessing a dangerous spurt in serious crimes. An elderly couple and their domestic help murdered in Vasant Vihar. Nine murders reported in last 24 hours across the city. Whose door should be knocked for safety & security of Delhiites ?"
On this Delhi police tweeted, "No such increase in crime in Delhi. Overall heinous crimes down by 10 % this year compared to 2018"