Fix details for Cass Ballenger's first term
Fix details for Cass Ballenger's first term

Ballenger was elected mid-term (see http://bioguide.congress.gov/scripts/biodisplay.pl?index=B000104, https://en.wikipedia.org/wiki/Cass_Ballenger etc)

hugovk/congress-legislators,hugovk/congress-legislators,unitedstates/congress-legislators,unitedstates/congress-legislators