AP Photos: The 150th Preakness is the last at old Pimlico before demolition

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Citation, running easily, leads the Preakness field around the first turn at Pimlico Downs in Baltimore, Md., on May 15, 1948. Vulcan’s Forge (2) is second, Bovard, third and Better Self, fourth. That was also the order of the finish. Eddie Arcaro guided Citation during the race. (AP Photo/File)

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Affirmed, center, with Steve Cauthen in the irons, wins the 103rd running of the Preakness Stakes horse race at Pimlico Race Course in Baltimore, May 20, 1978. Alydar, left, was second. (AP Photo/File)

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Seattle Slew (8), with jockey Jean Cruguet in the irons, stretches to cross the finish line ahead of Iron Constitution, right, and win the Preakness Stakes horse race at Pimlico Race Course in Baltimore, Saturday, May 21, 1977. (AP Photo/File)

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Spectacular Bid with jockey Ronnie Franklin in the irons crosses the finish line to win the Preakness Stakes horse race, Saturday, May 19, 1979 at Pimlico Race Track in Baltimore. (AP Photo/File)

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Northern Dancer, third from right, crosses the finish line in the 88th running of the Preakness Stakes horse race at Pimlico Race Course in Baltimore, Md., May 16, 1964. Northern Dancer was first adding a second win towards the Triple Crown after his Kentucky Derby victory. The other horses: The Scoundrel , second; Hill Rise, third; Quadrangle, fourth; Roman Brother, fifth; and Big Pete, sixth. (AP Photo/FIle)

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Red Bullet (4) with jockey Jerry Bailey aboard, center, breaks away from the field in the final stretch to win the 125th running of the Preakness Stakes at Pimlico Race Course in Baltimore, Saturday, May 20, 2000. (AP Photo/Roberto Borea, File)

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Secretariat on the rail, with Ron Turcotte up, wins the 98th running of the Preakness Stakes horse race, May 19, 1973, in Baltimore. (AP Photo/File)

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Justify (7), with Mike Smith aboard, edges ahead of Good Magic, with Jose Ortiz atop, down the stretch to win the 143rd Preakness Stakes horse race at Pimlico race track, Saturday, May 19, 2018, in Baltimore. Justify won the race. (AP Photo/Tom Horan, File)

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In this May 16, 2015 file photo, jockey Victor Espinoza, left, celebrates aboard American Pharoah after winning the 140th Preakness Stakes horse race at Pimlico Race Course in Baltimore. (AP Photo/Matt Slocum, File)

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In this May 17, 1997, file photo, trainer Bob Baffert holds the Preakness Trophy atop his head as Silver Charm’s owner Beverly Lewis looks on, at right, in the winner’s circle at Pimlico Race Course in Baltimore. (AP Photo/Roberto Borea, File)

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Alysheba, with Chris McCarron up, leads Bet Twice, right, at the finish to win the Preakness Stakes horse race at Pimlico Race Course in Baltimore, May 16, 1987. (AP Photo/Bob Daugherty, File)

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The field of thirteen horses break from the starting gate at the start of the 106th running of the Preakness Stakes at Pimlico Race Track in Baltimore,May 16, 1981. (AP Photo/File)

BALTIMORE (AP) — The wrecking ball is just about hovering over Pimlico Race Course, with a complete knockdown and rebuild of the grandstand and other facilities coming. But first comes the 150th running of the Preakness Stakes.

Without Kentucky Derby winner Sovereignty in the field, the event this year is about the history of the middle jewel of the Triple Crown and the last at the Pimlico track that has been around since 1870.

This is a photo gallery curated by AP photo editors.