Graffiti is ugly. And Hugo Martinez, a leading authority and gallerist of graffiti, thinks that's exactly how it should be. "It's art, whether you like it or not, whether it's pretty or not, whether it's legal or not," Martinez said. And the ugliness of graffiti makes it all the more powerful.

Three weeks before the internationally acclaimed Penn Relays take place at Franklin Field, the men's and women's track and field teams are looking to break in the home turf a bit at this weekend's Penn Invitational. The men's team will certainly want to defend its home turf coming from last week's disappointing third-place performance in Annapolis for the Navy Invitational.

It's been two years since Lenka Snajdrova played competitive tennis, but she hasn't needed nearly that long to find her stroke again. "You lose all the feelings for the ball," Snajdrova said of returning to competition after sitting out last year. "It feels like you've never been on the court before.

As Penn prepares to deal with Monday's student loan settlement, questions continue to emerge about how the University's relationship with Citibank developed. Within the next few weeks, Penn will redistribute $1.6 million to students who have taken out Citibank loans through the CitiAssist program over the past two years.

True diversity To the Editor: I was heartened to read that Penn has raised its no-loan threshold to $60,000 ("Penn raises no-loan threshold to $60,000," DP, 3/23/07). While Penn must continue to do more in terms of undergraduate financial aid, this is a significant step.

With only seven contests determining the Ivy League champion, every match is crucial. But the Penn men's tennis team will have more than just capturing the league crown on its agenda this weekend - they'll be seeking revenge. Last spring, the Quakers were left to wonder what could have been after they lost in a one-match playoff against Brown to determine the league's automatic NCAA tournament bid.

You can call Michael Nutter the Whartonite with compassion, Chaka Fattah the college dropout with a master's degree. As for Bob Brady - professor will do. These three mayoral candidates, battling it out for the Democratic slot in the upcoming city elections, differ on many issues.

Requiring chain stores to list all nutritional facts is exactly the kind of in-your-face action needed to combat obesity.

The ongoing investigation into the student loan industry is continuing to air out universities' dirty laundry.

After starting off at 3-0, Penn (4-4, 1-2 Ivy) has just one win in its five games since, with the latest result a 20-5 drubbing at the hands of No. 1 Cornell last Saturday.

Having grown up side-by-side with Harry, Ron, Hermione and the world of Hogwarts, saying goodbye won't be easy for many students.

Crime in the Penn Patrol zone decreased 6 percent in March compared to March last year, but the year-to-date crime total rose 1 percent from 2006 to 2007, Division of Public Safety officials said. Despite the slight overall increase in crime in 2007, Vice President for Public Safety Maureen Rush said she was pleased with decreases in robberies, burglaries and aggravated assaults - crimes that she said are of particular concern to DPS because they directly endanger victims.

In most cases, "school" tends not to rank among students' most popular spring break destinations. But for a group of 30 Philadelphia high schoolers, visiting a Penn Anatomy Lab, performing neurological exams and listening to Psychiatry professor Benoit Dube show a Justin Timberlake video-spoof about "Bringing Paxil Back" is a long way from "school.

Emily Denstedt will take the ball for the Quakers on Saturday against Yale as she seeks her team-leading seventh victory. After manhandling the Elis last year, she is in position for a repeat performance.

Joanne Tong is a Wharton junior from Manila, Philippines. Her e-mail address is tong@dailypennsylvanian.com.

During his high school career, Penn midfielder David Cornbrooks had one chance to compete against his younger brother in lacrosse. But the brothers were vying over more than just the Cornbrooks family name. David went to St. Paul's, and his brother to the Gilman School, two archrivals in Baltimore.

From match-making to mapping, there are hundreds of hidden features to feed that Facebook craving.