Ko Kyaw Soe Oo has been suffering from jaundice for 20 days, family says.
International observers urged Myanmar not to drag out legal proceedings against two Reuters journalists, as they appeared in court for the 10th time.
A court case is underway in which the regional govt has sued a weekly journal for violating media ethics.
UN human rights experts investigating a possible genocide in Myanmar said on Monday that Facebook had played a role in spreading hate speech there.
Police Major Soe Aung said the 10 or so police officers who entered the house were “searching in relation to news.” He did not elaborate.
Najib's foes are expected to fan suspicions of corruption over billions of dollars that have gone missing from a state fund founded by the prime minister.
A witness in the case of two jailed Reuters reporters told the court that he wrote notes on his hand about where the pair was arrested to jog his memory.
The first civilian to testify in the court case contradicted police and prosecutors on Wednesday about where the two reporters were arrested, a defense lawyer said.
Second Lieutenant Myo Ko Ko conceded during cross-examination that he was not familiar with procedural rules in Myanmar's police manual.
Police Second Lieutenant Tin Htwe Oo told a court he burned his original notes, but gave no reason for doing so.
“The main purpose of this trip is to try to promote the beauty of Myanmar as well as our traditional products,” said Ma May Zune Win.
The head of a Philippine online news site said some governments have sought to “silence dissent” through the proliferation of fake news.
“We have no intention to pressure the government to release anyone or any intention to interfere in the court procedures,” said Surakiart Sathirathai.
Women working for the BBC have accused managers of misleading them about their pay to hide widespread gender discrimination at the public broadcaster.
A Yangon court was told that police sought permission to investigate the reporters under the colonial-era law almost immediately after their arrest.