June 19 (Reuters) - People who are vaccinated against COVID-19 with BioNTech's vaccine were found to have "substantially higher" levels of antibodies than those who received Sinovac's jab, the South China Morning Post reported https://bit.ly/3iX7S5t on Saturday, citing a Hong Kong study.

SAN DIEGO, Calif. (Reuters) - The intriguing prospect of feuding Brooks Koepka and Bryson DeChambeau playing together in the third round at the U.S. Open has been narrowly avoided, even though they were locked on the same score after the second round on Friday.

(Reuters) - Ryan Lochte's Tokyo ambitions came to a crashing thud on Friday, as he failed to make the cut at the U.S. Olympic swimming trials, while 25-year-old Ryan Murphy secured his chance to once again vie for the backstroke double.

June 18 (Reuters) -

SAN DIEGO, Calif., June 18 (Reuters) - The unlikely pair of Richard Bland and Russell Henley shared the halfway lead at the U.S. Open on Friday as Phil Mickelson trailed by seven shots in the one major he needs to win to complete the career grand slam.

TOKYO (Reuters) - Former U.S. Ambassador to Japan John Roos on Saturday endorsed the continued leadership of Toshiba Corp Board Chairman Osamu Nagayama, who has come under intense pressure to resign amid a deepening crisis at the Japanese conglomerate.

MEXICO CITY (Reuters) - Authorities in the Mexican border state of Baja California say they will include migrants in the new COVID-19 vaccination plan for border cities, which is aimed at accelerating the reopening of the shared land border with the United States.

SEOUL (Reuters) - North Korean leader Kim Jong Un has reinforced the ruling Workers' Party discipline and appointed new members of its powerful politburo, state media KCNA reported on Saturday.

SEOUL, June 19 (Reuters) - North Korean leader Kim Jong Un has reinforced the ruling Workers' Party discipline and appointed new members of its powerful politburo, state media KCNA reported on Saturday.