To the shout of "Puno is Peru", demonstrators march in the streets of Lima, highlighting the shortage of products in the regions they come from. Dozens of roadblocks are hindering freight deliveries to the country's south, where protests demanding the resignation of President Dina Boluarte have been most intense. But Boluarte told a regional summit Wednesday that she will not yield to the demonstrators, many of whom are from Indigenous and rural Andean regions. IMAGES AND SOUNDBITES