When he's on the field, there certainly are no questions about Aldon Smith.The 6-foot-5 outside linebacker is force as a pass rusher and his speed, power and long arms make him a test for even the best offensive tackles. In 43 career NFL games, Smith has 42 sacks.In a preseason rundown of the NFL's top 10 pass rushers this week, Chris Burke of Sports Illustrated ranked Smith No. 5, behind Miami's Cameron Wake, St. Louis' Robert Quinn, Denver's Von Miller and Houston's J.J. Watt."Smith is on an early pace to distinguish himself as one of the best sack artists ever," wrote Burke.But Burke also knows what every 49ers fan knows: Smith can't get to the quarterback from the sidelines.As the 49ers prepare to open training camp – with the first practice set for Friday – Smith's status is in doubt. After pleading no contest to drunken driving and misdemeanor weapons charges last week, Smith seems destined for some type of suspension from the NFL. Smith received a sentence of three years probation and time on a Sheriff's work crew as part of a mandated 235 hours of community service. But that won't keep him off the field in 2014; a league suspension would, and, according to Cam...