Earlier in the Diamond League season, in Xiamen, China, the 27-year-old reached 64.02 meters and finished fifth.
American Valarie Sion won with 68.75 ahead of Dutch Jorinde van Klinken (66.72) and American Laulauga Tausaga (65.94).
Shot putter Wictor Petersson also had a tough night in Rabat. Throws of 19.63, 20.39 and 19.84 were not enough to advance, and he finished last. American Joe Kovacs won with 22.58.
Samuel Pihlström was forced to abandon the 1,500-meter race with about one lap to go.
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