LOS ANGELES (KABC) -- Located across the street from MacArthur Park, Langer's Deli just celebrated its 77th anniversary. "It is probably the best pastrami sandwich I've ever had," said customer Tina Nelis. The restaurant sees a steady flow of customers throughout the day.

But owner Norm Langer said he is seriously considering closing his doors for good. "I need the park cleaned up. I need 7th Street cleaned up," said Langer.

Langer cites concerns over trash, drug use, and the presence of street vendors, saying some have moved closer to the business since the Metro plaza nearby was recently restricted. "But the vending is not only the issue. It's the issue of the gangs collecting rent.

It's the issue of, I'm not going to say fentanyl or any other drug. It's the drugs period," he said. The restaurant has long been a staple for locals and newsmakers, including Los Angeles Mayor Karen Bass, who spoke with Eyewitness News about the situation.

"I have spoken to Mr. Langer a couple of times and look to be meeting with him soon. We need an overall strategy and approach for MacArthur Park because there are a multitude of issues that take place right there," said Bass.

As it pertains to street vendors, Metro said it is temporarily restricting its plaza as it works on launching a pilot vending program to improve safety and customer experience at the station. Sidewalk vending is allowed in the city of Los Angeles, with different permits required depending on items being sold. Meantime, L.