Projections may underscore how long the central bank expects to keep rates low
Employers added 1.4 million jobs, down from 1.7 million in July
Visits to shops and recreation outlets have picked up more quickly in Europe
Hiring slowed sharply in manufacturing, construction and health care services
Unemployment rate fell to 10.2% in July
Since the Fed's previous meeting in June, the pandemic's threat to the economy has appeared to worsen
The announcement comes as the U.S. struggles to control the coronavirus
Groups like hospitals and educational institutions will be included
However, the central bank has slowed its purchases in recent weeks
Some economists say it could take two years or more