Former San Jose Mayor Sam Liccardo has widened the gap between himself and his congressional opponent in their race to represent Silicon Valley. Both candidates for Congressional District 16 have filed their last scheduled campaign finance papers before Election Day, and Liccardo has raised $2.1 million more than state Assemblymember Evan Low throughout the race for Congressional District 16, according to campaign finance forms filed Thursday. Liccardo\u2019s campaign has spent double what Low\u2019s has, leaving both candidates with less than $1 million each on hand. The most recent filings show donations and expenses from Oct. 1 through Oct. 16. These…<\/p>\n