[ClayinVA]

From Virginia Tech, they forgot to register.

http://wsls.com/2016/03/01/montgomery-co-expecting-high-voter-turnout-while-vt-students-face-issue-at-the-polls/

[MinorityRepublican]

Some of them registered to vote in their hometown, and did not realize that meant they could not vote in Montgomery county. Others did not realize they had to send absentee ballots early, or that the deadline to register to vote in the primary was early February.