Four days after winning the Iowa caucuses, Cruz's team is still struggling to answer questions about whether it relied on trickery to pad its lead by convincing Iowans that Carson - a rival for evangelical votes - was dropping out of the race. What the Cruz campaign initially called a knee-jerk response to ambiguous news reports has been revealed to be a more coordinated effort to steer Carson voters to the Cruz camp amid the chaotic caucus atmosphere. A campaign of tweets, emails and calls to Cruz precinct captains encouraged the rapid spread of the news that Carson would be...