CEDAR RAPIDS — MoveOn and Democracy for America members will be in Hiawatha Monday to open the local Run Warren Run office to show the broad, grass roots support for Sen. Elizabeth Warren to run for president in 2016. The groups supporting the Run Warren Run effort will open an office at 764 N. Center Point Rd., Hiawatha at 6 p.m. Feb. 16. After holding 220 Run Warren Run house parties across the country, Run Warren Run supporters are following up with Presidents Day actions — holding rallies, barbecues, and other traditional Presidents Day Weekend activities — with a goal...