Royal Caribbean Group reported a billion-dollar net loss for the fourth straight quarter on Monday, as the cruise operator continued to be affected by a coronavirus-triggered halt to voyages. The operator of “Oasis of the Seas” and “Symphony of the Seas” cruises posted a net attributable loss of $1.37 billion, or $6.09 per share, in the fourth quarter ended Dec. 31, compared with a profit of $273.1 million, or $1.30 per share, a year earlier. (Reporting by Praveen Paramasivam in Bengaluru; Editing by Shounak Dasgupta)