Five more people were arrested on Monday and bulldozers began demolishing encroachments as anguish over the deaths of three civil service aspirants who drowned in the basement of a coaching centre echoed across the city, from parliament to the streets of Old Rajinder Nagar. While Lok Sabha members across party lines demanded an inquiry, hundreds of students continued their protests near Rau's IAS Study Circle in the west Delhi locality where the horror unfolded Saturday night.