the crash happened around 1:00 this morning near skyline boulevard between westborough boulevard and manner drive. a witness tells us the driver of a silver mercedes reportedly struck the victim and drove off, only to return a short time later. that suspect now under arrest facing multiple charges, including driving under the influence. >>> communication breakdown. the oakland police department's radio system malfunctions again as officers investigate two separate shootings. both incidents happened in east oakland, one on 62nd avenue near bancroft, the other about a mile away near the oakland coliseum. the first shooting happened about 1:00 yesterday morning. that's when police say a 31-year-old man from redwood city and his 27-year-old girlfriend from oakland were shot to death as they sat in a parked car on 62nd avenue. about two hours later, a 19-year-old man was shot in the chest after a fight broke out at party in a room at the la quinta hotel near the casino. a second man was shot in the leg. as police responded, officers say their hand-held radios malfunctioned and not for the