UDDATE: Venue changed due to school closings. Now at Jane E. Lawton Community Center at 4801 Willow La., Chevy Chase.

Rep. Jamie Raskin (D-8), a progressive icon in Montgomery County, is set to endorse Sen. Rich Madaleno (D-18) at a rally tomorrow in Silver Spring. Raskin will be among over 20 current or former state and Montgomery County officials set to endorse Madaleno.