What is young Justice?
animated television series
Title: Young Justice: Legacy
Passage: Young Justice: Legacy is an action-adventure video game developed by Freedom Factory Studios and published by Little Orbit.  It was released in November 2013 for Nintendo 3DS, Microsoft Windows, PlayStation 3, and Xbox 360.  The game is based on the "Young Justice" animated television series, and takes place in the five-year gap between seasons one and two, and was developed in collaboration with the writers of the series, Greg Weisman and Brandon Vietti.  It was originally planned to be released on Nintendo DS, Wii, and Wii U, but the developers announced that they had cancelled it due to quality issues and low interest from retailers.
Title: Young Justice (TV series)
Passage: Young Justice is an American animated television series created by Brandon Vietti and Greg Weisman for Cartoon Network.  Despite its title, it is not a direct adaptation of Peter David, Todd Dezago and Todd Nauck's "Young Justice" comic series, but rather an adaptation of the entire DC Universe with a focus on young superheroes.
Title: Aqualad (Kaldur'ahm)
Passage: Kaldur'ahm is one of two fictional superheroes codenamed Aqualad in stories published by DC Comics.  The character was created by Greg Weisman, Brandon Vietti and Phil Bourassa for the television series "Young Justice", and voiced by Khary Payton.  His name is a reference to the character Calvin "Cal" Durham, formerly a henchman of the super-villain Black Manta who was sent to infiltrate Atlantis, but defected to the Atlanteans.
Aqualad (Kaldur'ahm) Young Justice (TV series)