Italy Defends Treasures (and Laws) With a Show By ELISABETTA POVOLEDOEvery statue, vase and archaeological shard on display in “Ruins and the Rebirth of Art in Italy,” a show that opened last week at the Colosseum in Rome, has a story to tell. Albanians Adjust to Italy, in Unlikeliest of Places By RACHEL DONADIOLike new shoots grafted onto an old vine, Albanian immigrants are fast becoming an essential part of Italy’s most valued traditions, including winemaking. UniCredit Trading Halted Because of Rumors By MATTHEW SALTMARSHThe giant pan-European lender declared that it was well capitalized and was being damaged by market speculation as the Italian stock exchange operator suspended trading in its shares. Details Only Add to Puzzle in Umbrian Murder Case By RACHEL DONADIOThe killing of a British student continues to baffle and intrigue Perugia, Italy, though a year has gone by without any decisive developments. In Italy, a Redesign of Nature to Clean It By ELISABETH ROSENTHALA new breed of landscape architects is recommending a radical solution: not so much to restore environments as to redesign them. Italy Seeks to Broker Alitalia Rescue By CAROLINE BROTHERSThe Italian government seemed to make progress in brokering a deal that would keep Alitalia flying.