The father of a seven-year-old boy who died in the massacre at Sandy Hook elementary school has told reporters that "what happened in Newtown could happen anywhere" and that "no one should have to feel (his) pain".
Flanked by President Barack Obama, Mark Barden said 12 families of the victims of the Sandy Hook shooting had come to Washington with "a sense of hope".
Mr Barden said the suggested reform to gun control by two US senators was "a common sense proposal backed by 90% of Americans. We will return now disappointed but not defeated"
More top news
In a searingly emotive address, the president cast Hillary Clinton as the most qualified candidate to unify America as next US president.
The release is the second batch in a series of leaks that have rattled the Democratic Party.
The rare 1901 edition of The Tale of Peter Rabbit will go under the hammer to mark the 150th anniversary of the author's birth.