By Carlos E. CastañedaThree young men were arrested following separate armed robberies in San Jose that included one person getting pistol-whipped, police said. The first incident happened on August 9 at 12:44 a.m. on East San Fernando Street between First and Second Streets in Downtown San Jose. (L-R) Silas Willis, Dwonne Brown, Tayshawn Saunders San Jose Police DepartmentDetectives identified 19-year-old Silas Willis and 20-year-old Dwonne Brown, both San Jose residents, as the primary suspects in the armed robberies. Another suspect, 19-year-old San Jose resident Tyshawn Saunders, was identified as a suspect in the September armed robbery, police said. On September 9, officers located and arrested Willis, Brown and Saunders in San Jose.