Counting that way, 100 percent of the Senate is now using Twitter.
At least three freshman Democratic senators — Sens. Tammy BaldwinTammy BaldwinRNC drops six-figure ad buy for Supreme Court, healthcare fight Red-state Dems in Supreme Court pressure cooker Senate advances Coats as national intel chief MORE (Wis.), Martin HeinrichMartin HeinrichDem senator wants Manafort to testify before Intelligence Committee The one Trump pick leaving greens hopeful Pressure mounts on GOP leaders to back special counsel MORE (N.M.) and Heidi HeitkampHeidi HeitkampRNC drops six-figure ad buy for Supreme Court, healthcare fight Repeal of Obama drilling rule stalls in the Senate Five things to watch for in Supreme Court showdown MORE (N.D.) — have yet to set up a new Twitter account to suit their new office, but still have a campaign presence with varying degrees of activity.
Blunt also welcomed several new Republican senators to Twitter in a second tweet on Thursday.
Roy BluntRoy BluntTop Dems prep for future while out of the spotlight Overnight Healthcare: Pressure mounts for changes to GOP ObamaCare bill Pressure mounts for changes to ObamaCare bill MORE (@RoyBlunt) January 17, 2013
The House and Senate leadership have stepped up to promote the accounts of new members. Creating official Twitter accounts for use by their congressional office has become one of the many necessary steps new members take during their first few weeks after taking office.