Comerica Incorporated to Acquire Sterling Bancshares, Inc.

--Strong Strategic Fit --Accelerates Comerica's Growth in Texas --Maintains Comerica's Capital Strength

Comerica Incorporated (NYSE: CMA) ("Comerica") and Sterling Bancshares, Inc. (Nasdaq: SBIB) ("Sterling") today announced that they have entered into a definitive agreement under which Comerica will acquire all of the outstanding shares of common stock of Sterling in a stock-for-stock transaction. The strategic acquisition accelerates Comerica's growth in Texas and maintains Comerica's capital strength.

Under terms of the agreement, each outstanding share of Sterling common stock will be exchanged for 0.2365 shares of Comerica common stock upon closing. Based on Comerica's 15-day average NYSE closing common share price through January 11, 2011 of $42.28, the transaction values each share of Sterling common stock at $10.00, or an aggregate implied value of approximately $1,027 million in Comerica common shares. The closing share price of Sterling common stock on the NASDAQ on January 14, 2011 was $7.70.

SLAM CUTS 42.99 G/T GOLD OVER 1.0 M CORE INTERVAL

High Grade Gold Intercept Occurs Within 10.5 m Interval Grading 6.76 g/t Gold

SLAM Exploration Ltd. (TSX-V:SXL) ("SLAM") is pleased to announce preliminary assays grading up to 42.99 g/t gold over 1.0 m from hole RS10-21 at its wholly owned Reserve Creek gold project in the Fort Hope gold areas of Ontario. This bonanza grade intercept occurs within a 10.5 m core interval grading 6.76 g/t gold at a depth of 105.5 m. Assays are pending on 7 additional samples representing 3.6 m of mineralized core from 100.9 to 104.5 m in this hole. Visible gold occurs in this pending section. Selected assay results are tabulated as follows:

Minefinders Closes C$151.5 Million Bought Deal

Minefinders Corporation Ltd. (TSX:MFL)(NYSE Amex:MFN) ("Minefinders" or the "Company") today reported that the Company has closed its previously announced C$151,515,000 bought deal offering (the "Offering") in which a syndicate of underwriters purchased 13,650,000 common shares (the "Common Shares") from Minefinders for sale to the public at a price of C$11.10 per Common Share. The Company has granted the underwriters an option, for a period of 30 days following the closing of the Offering, to purchase up to an additional 2,047,500 Common Shares to cover over-allotments, if any. The lead underwriters for the Offering were Scotia Capital Inc. and BMO Capital Markets.

Volta Resources Intersects 146.0 Meters at 1.26 g/t Gold, Including 20.85 Meters at 2.47g/t Gold at its Kiaka Gold Project in Burkina Faso

- Also 125.0 m @ 1.27 g/t gold, including 22.0 m @ 2.17 g/t gold -

Volta Resources Inc. ("Volta" or the "Company") (TSX: VTR) announces the drill results from the next completed section from its on-going drilling program comprising more than 250 holes for approximately 50,000 meters in the Central Area at its Kiaka Gold Project in Burkina Faso (see News Release of 22 September 2010).

Results have been received for all 7 holes located on Section 5325N (See Figure 1), some 50m NE of previous released section 5275N (see News Release of November 29(th)). These holes aimed at infilling the main deposit defined so far in the Central Area to 25m x 50m drill spacing and to extend the drilling depth down another 100 vertical meters from its current 200m level. The highlights from this section include: