MARYLAND (DC News Now) -- On Monday, Maryland State Police (MSP) responded to more than 200 reported crashes across the state as a snowstorm passed through. Since 1 a.m., MSP reported almost 750 calls for service. Police arrest driver after witness follows car involved in hit-and-run in Silver Spring Among those calls included over 200 crashes and more than 230 unattended cars. You can see the latest road conditions online.