Congress members walked out of Lok Sabha during zero hour today. <br/><br/>They were seeking apology from Prime Minister Narendra Modi over his remarks against the former Prime Minister Dr. Manmohan Singh during recent campaigning of Assembly polls.<br/><br/>Earlier, as soon as the House assembled Congress members raising this issue trooped into the well and raised slogan against Prime Minister. <br/><br/>Amidst noisy scene Lok Sabha Speaker Sumitra Mahajan said, the issue is related to elections and it cannot be discussed in the House. <br/><br/>Congress members repeatedly requested the Speaker to listen to their voices. The Speaker did not allow them following which they walked out from the House.