BOSTON (CBS) – A bicyclist was hit and killed by a tractor-trailer on Commonwealth Avenue near the Boston University campus Thursday morning.

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Christopher Weigl (Photo from Facebook)

Christopher Weigl (Photo from Facebook)

Boston University identified the victim as 23-year-old Christopher Weigl, a 23-year-old graduate student in the school’s photojournalism program.

It was the fifth time since June that a cyclist has been killed in the city.

WBZ NewsRadio 1030’s Mark Katic reports

It happened just after 8:30 a.m. as the truck was apparently making a right turn onto St. Paul Street near Landry’s Bicycles shop.

Boston police shut down the intersection and a white sheet was placed underneath the New Century Transportation truck.

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The rig was operated by Ross Express of Boscawen, New Hampshire.

A company spokesman told WBZ-TV the driver stopped immediately after accident.  He was not hurt.

No citations have been issued at this point in the investigation.

Four other bicyclists have been killed in the city since June.

A B.U. student died after he was struck by an MBTA bus last month.

Back in September, a cyclist was killed when she was hit by a truck in South Boston.

That happened days after a 63-year-old man was struck and killed riding his bike on Morrissey Boulevard.

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The fourth deadly accident happened back in June when a woman was hit while riding a bike on Huntington Avenue.