New Delhi, Aug. 19 -- A special discussion in the Lok Sabha on Indian astronaut Shubhanshu Shukla's expedition to the International Space Station (ISS) began on Monday with Union minister of state for science and technology Jitendra Singh underscoring the mission's significance for the country's space ambitions and its grassroots application. Prime Minister Narendra Modi met Shukla later on Monday. The special discussion in Parliament, which was scheduled for three hours, was interrupted after Singh's speech due to the Opposition's uproar over the special intensive revision (SIR) of Bihar's electoral rolls and alleged electoral irregularities. Congress MP Shashi Tharoor lauded Shukla's achievement, even as he noted that the Opposition shoul...