A 20-year-old man is in custody after threatening to bomb Saturday’s rally for Republican presidential candidate Donald Trump in Waterbury. At about 12:45 p.m., the United States Secret Service contacted the Connecticut State Police after seeing a threat posted on Twitter threatening to “bomb” the rally for Trump. According to state police, the Twitter post said, “Is someone going to bomb the Trump rally or am I going to have to?” A second Twitter post warned the suspect’s friend to have his family members leave the rally so they wouldn’t be hurt. Detectives found that the Twitter posts came from...