According to West Davenport, Iowa, resident Andrew Tadlock, two rounds of counting left Clinton and Sanders with 81 votes each, leading to the caucus coin flip. Clinton won there.
In Polk County, Clinton and Sanders were tied at 61. (Clinton won that coin flip, too.)
Under Iowa’s Democratic caucusing rules, ties can be determined by a coin flip.
At the time of this publication, Clinton was leading Sanders by just three delegates in Iowa, with 95 percent of the precincts reporting.
https://www.yahoo.com/politics/coin-flip-iowa-caucuses-044156528.html