PRAYAGRAJ, June 17 -- Two minutes of silence were observed in the Allahabad high court and its Bench at Lucknow, on Monday, to pay tribute to those who lost their lives in the recent plane crash in Ahmedabad. To indicate the commencement of two minutes of silence, a siren was sounded at 10.29 am in Prayagraj and its bench at Lucknow. Judges, lawyers, members of the registry and staff and all other persons present in court and in the registry stood up and observed two minutes of silence.After the two-minute silence was over, an all-clear siren was again sounded from 10.32 am to end the condolence. It was all done under the order of the chief justice of Allahabad high court....