targets if the u.s. supplies long-range missiles to ukraine. this, as the fierce battle for a key city in eastern ukraine is changing right now by the hour. and the january 6th select committee is promising chilling, new revelations about the insurrection during its first public hearing this-coming thursday. we are getting a preview of the prime-time event that is expected to include new testimony and evidence that s never been seen, before. we want to welcome our viewers here in the united states and around the world. i m wolf blitzer and you re in the situation room . we begin with the mass-shooting crisis in america, growing more urgent and deadly by the day. and by the hour. cnn s brian todd is in philadelphia for us. one of the cities reeling right now from this newest round of bullets and bloodshed. reporter: charges filed in philadelphia s saturday shooting today. include age tempted murder against one of two suspects. two charged with attempted murder today in