A man was shot and killed Saturday in Southwest Baltimore, police said.Officers found the man with multiple gunshot wounds shortly before 8 p.m. near the intersection of Dukeland Street and North Avenue in the Walbrook neighborhood. Police responded to the location after hearing gunfire.The victim was pronounced dead at a local hospital.It was the second homicide this weekend — the first Baltimore Ceasefire weekend of 2019. The grassroots initiative, with the slogan “Nobody kill anybody,” urges a 72-hour period of peace in the city.Anyone with information should call 410-396-2100 or Metro Crime Stoppers at 1-866-7LOCKUP.