It's been six months since a gunman killed 20 schoolchildren and six adults at Sandy Hook Elementary School in Newtown, Conn. In hopes of keeping attention on the issue of gun control, several parents of the youngest victims, and children of the educators killed, returned to Washington this week to meet with lawmakers and President Obama.

On Wednesday, a group of parents met with Sen. Joe Manchin III (D-W. Va.), lead sponsor on a Senate gun bill defeated in April:

On Thursday, the family members held a news conference with lawmakers, including Senate Majority Leader Harry M. Reid (D-Nev.), who once again mentioned how his father killed himself with a gun, as he discussed his hope that the Senate will reconsider gun legislation:

The families met Thursday at the White House with President Obama and Vice President Biden. On Friday several family members launched a bus tour in Newtown to raise awareness about gun crimes and to continue pressing lawmakers to take action.