@CDCSTD: Almost half of youth age 18-24 living w/#HIV don’t know it. Get tested! https://t.co/hfzxjQdnxC #STDMonth16 https://t.co/S21ioZEODV Posted bycvstd3 April 25, 2016 from http://twitter.com/CDCSTD via ValleySTD.com