Two passengers who were arrested in connection with a daylong bomb scare on a bus in Portsmouth, N.H., have made initial appearances in court.John Smolens, of Lewiston, Maine, pleaded not guilty to resisting arrest after getting off the Bangor-to-New York City bus Thursday afternoon. The 68-year-old was released on $2,500 bail.Calvin Segar, of New York City, has been ordered held on $10,000 bail for allegedly giving a false name to officers after the passengers were evacuated. Segar, who is 29 and has a record for drug possession, said he was nervous and lied. It all began around 11:15 Thursday morning, with a 9-1-1 call about a man on the bus with a bomb.By that time, the Greyhound was in New Hampshire.Police evacuated buildings and streets and called the 17 passengers and driver out. But one man refused to leave the bus. After nine hours of negotiations, the passenger finally surrendered last night.No explosives were found.The man whose overheard conversation sparked the scare was not charged. Police say a passenger called 911 after overhearing a cell phone conversation between a fellow passenger speaking Swahili and someone who said there was a bomb on the bus.