It is a tough week in Siena . Instead of getting better, the crisis of the world's oldest bank (MPS was founded in 1472) has turned into a full blown nightmare. Evidence is mounting that the bank's former chairman Giuseppe Mussari and some of his co-workers may have main responsibility for the massive losses accumulated by Italy's third biggest bank. (See Bloomberg news for regular English language updates in regard to Giuseepe Mussari and the situation of MPS). MPS headquarters: Things definitely looked brighter in the past Bitter Orange is the title of a dance performance that suits the momentary climate in the city of the Palio only two well. Second part of a triology by the Francesca Selva dance company , the performance will take place this Saturday night at the Rinnovati theater in piazza del Campo. Considering that a huge amount of Southern Tuscany's cultural life has been supported by the Fondazione Monte dei Paschi (the foundation of the MPS...