Two separate high-speed pursuits in Petaluma ended with suspected drunk drivers behind bars, leaving one local officer injured. Authorities say the first chase involved a 30-year-old Petaluma man who led officers on a late-night pursuit through city streets at speeds nearing 70 miles per hour. Just two days later, a 31-year-old Palmdale man fled a routine traffic stop, displaying signs of alcohol impairment and assaulting an officer while resist…