Turkish authorities have been hard-pressed to find room for the 35,000 people that have been detained since the coup attempt last month that killed more than 270 people. Currently 23,400 people are in custody in connection to coup allegations, a Turkish official said Wednesday. ... Human rights groups and opposition politicians have voiced concerns over the wave of detentions immediately after the coup attempt. Soldiers and officers sympathetic to it were rounded up and detained, handcuffed in their underwear in sports halls and stadiums. ... In the letter, the parliamentarians said they had asked that a delegation be set up...