@CDCSTD: Almost half of youth age 18-24 living w/#HIV don’t know it. Get tested! https://t.co/E4kvMNWb2k #STDMonth16 https://t.co/dDLHp5FqrQ Posted bycvstd3 April 18, 2016 from http://twitter.com/CDCSTD via ValleySTD.com