Hall (George Washington) played for the Nuggets in the Vegas Summer League Garrett Ellwood/NBAE/Getty Images

"These are versatile and hard-working players who will help make our training camp very competitive," said Grunfeld.

Hall, a 6-8 forward out of The George Washington University, posted career averages of 10.4 points and 7.9 rebounds per game, while shooting 48 percent from the field in 117 collegiate career games with the George Washington Colonials. He averaged 11.0 points and 7.6 rebounds per game in 30 games during his senior season. Hall played for the Denver Nuggets in the Toshiba Vegas Summer League in 2006, and in five games, he averaged five points and just over three rebounds per game.

Lang, a 6-10 center from Central Park High School in Birmingham, Alabama, signed a pair of 10-day contracts with the Atlanta Hawks, and an additional 10-day contract with the Toronto Raptors last NBA season, but did not see game action. Lang averaged 8.3 points and 5.0 rebounds in 32 games with the NBDL’s Arkansas RimRockers in 2005-06, and earned All-NBDL Honorable Mention. He was originally selected by the New Orleans Hornets in the second round (48th overall) of the 2003 NBA Draft.

Roger Mason Jr. (6-5), was selected in the second round (31st overall) by the Chicago Bulls in the 2002 NBA Draft. He has played 43 games over two seasons in the NBA with the Chicago Bulls and Toronto Raptors, averaging 2.9 points per game in his NBA career. Born in Washington, DC, Mason played his high school ball at Good Counsel High School in Wheaton, MD and played collegiately at Virginia. In the summer of 2006, Mason averaged 8.0 points, 2.3 rebounds and 1.5 assists for the Wizards at the Toshiba Las Vegas Summer League.

Kevinn Pinkney, a 6-10 forward out of the University of Nevada, averaged 5.5 points, 3.0 rebounds and 2.8 assists per game for the Portland Trail Blazers during the 2006 Toshiba Las Vegas Summer League. As a collegian, Pinkney played four seasons at Nevada. In 31 games as a senior in 2004-05, Pinkney averaged a career-best 12.5 points and 7.7 assists per game on 54 percent shooting from the field.

MORE QUOTES:
Mike Hall
On going to training camp with the Wizards
"I think it is a great opportunity for me to be back in the D.C. area. After four years of college here I fell in love with the area. I have been following the Wizards and it is a great organization. I am eager to show them that I can play."

On what he can add to the Wizards
"I just love to play defense and rebound. I can do the little things to help the team win. I just want to play defense and help the team."

Roger Mason, Jr.
On going to training camp with the Wizards
"It feels great to have this opportunity. I am really grateful for it and I want to make the most of it."

On playing with the Wizards summer league team
"Summer league enabled me to get familiar with the offense and the coaching staff. It also gave me a good feel for this organization. To be here is special because I am from this area."