New Delhi, July 9 -- Monsoon showers have wreaked havoc in parts of Delhi and Mumbai. In the national capital, incessant rainfall left several parts of the city waterlogged, buildings collapsed, and traffic chaos stranded commuters.

In Mumbai, train services were affected, trees were uprooted, streets were waterlogged, and water stock in seven reservoirs increased by 7.23% as incessant rain continued to batter the financial capital, bringing mundane life to a standstill.

While Delhi started receiving its first typical monsoon rains only this week, Mumbai has been witnessing heavy rainfall since around 1 July, and the deluge continues.

This year, the Southwest Monsoon arrived late, advancing into Mumbai on 23 June, as against the normal...