US prepares for snow and bitter cold
Up to two inches of snow fell overnight in Indianapolis, causing problems for commuters on Tuesday morning. More snow fell in areas south-east of the Indianapolis metro area.
All lanes of I-65 (northbound and southbound) have been closed between Memphis in southern Indiana and Taylorsville near Columbus due to several crashes.
The US east coast is bracing for the second major winter storm of the year, with up to 12in (30cm) of snow, blowing wind and bitter cold forecast.