All 12 who had been buried under the rubble while repairing a drain adjoining it at the Jal Vayu Vihar in Sector 21 around 10 am were labourers.
The 18-year-old was the youngest of four labourers killed when the boundary wall of a housing society collapsed on them at Jal Vayu Vihar in Sector 21 in Noida.
Still groping to pin down the killer or killers of Noida girl Aarushi and her domestic help Hemraj, the Central Bureau of Investigation on Monday conducted a lie detector test on Rajkumar, domestic help of the Durranis, family friend of dentist Rajesh Talwar, accused of murdering his daughter.
As the court delivers its verdict on Thursday on the conviction of the Talwars in 2008 double murder case in Noida, here's a timeline in the case.